1
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                              Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

                         12 1/2% Senior Notes Due 2001
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                          Common Stock, $.01 par value
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors, Inc. has caused this certification/notice to be signed on its behalf
by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   2
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                  Clean Harbors Environmental Services, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

    Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors Environmental Services, Inc. has caused this certification/notice to be
signed on its behalf by the undersigned duly authorized person.
                
DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   3
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                        Clean Harbors of Natick, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

          Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------

            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Natick, Inc. has caused this certification/notice to be signed on 
its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   4
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                       Clean Harbors of Braintree, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Braintree, Inc. has caused this certification/notice to be signed 
on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.

   5
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                        Clean Harbors of Chicago, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Chicago, Inc. has caused this certification/notice to be signed on 
its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   6
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                       Clean Harbors of Cleveland, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
       ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Cleveland, Inc. has caused this certification/notice to be signed 
on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   7
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                       Clean Harbors of Baltimore, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

          Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Baltimore, Inc. has caused this certification/notice to be signed 
on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   8
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                      Clean Harbors of Connecticut, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors of Connecticut, Inc. has caused this certification/notice to be signed 
on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   9
                      SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                 Clean Harbors Kingston Facility Corporation
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

          Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)


        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors Kingston Facility Corporation has caused this certification/notice to 
be signed on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   10
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                       Murphy's Waste Oil Service, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

          Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, 
Murphy's Waste Oil Service, Inc. has caused this certification/notice to be 
signed on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   11
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                     Clean Harbors Technology Corporation
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Clean
Harbors Technology Corporation has caused this certification/notice to be 
signed on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   12
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                                Mr. Frank Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                     None
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934, Mr.
Frank Inc. has caused this certification/notice to be signed on its behalf by 
the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.


   13
                      SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 15

  Certification and Notice of Termination of Registration under Section 12(g)
 of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
      Under Sections 13 and 15(d) of the Securities Exchange Act of 1934.

                             Commission File Number  33-54191
                                                   ---------------------
                     Spring Grove Resource Recovery, Inc.
        ----------------------------------------------------------------
            (Exact name of registrant as specified in its charter)

          1200 Crown Colony Drive, Quincy, MA 02169  (617) 367-2500
        ----------------------------------------------------------------
  (Address, including zip code, and telephone number, including area code, of
                   registrant's principal executive offices)

         Subsidiary Guarantee of Senior Notes of Clean Harbors, Inc.
        ----------------------------------------------------------------
            (Title of each class of securities covered by this Form)

                                    Notes
        ----------------------------------------------------------------
 (Titles of all other classes of securities for which a duty to file reports
                    under section 13(a) or 15(d) remains)

     Please place an X in the box(es) to designate the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

              Rule 12g-4(a)(1)(i)  / /                Rule 12h-3(b)(1)(ii)  / /
             Rule 12g-4(a)(1)(ii)  / /                 Rule 12h-3(b)(2)(i)  / /
              Rule 12g-4(a)(2)(i)  / /                Rule 12h-3(b)(2)(ii)  / /
             Rule 12g-4(a)(2)(ii)  / /                 Rule 15d-6           /x/
              Rule 12h-3(b)(1)(i)  /x/

     Approximate number of holders of record as of the certification or notice
date:
                         1
     -----------------------------------------

     Pursuant to the requirements of the Securities Exchange Act of 1934,
Spring Grove Resource Recovery, Inc. has caused this certification/notice to 
be signed on its behalf by the undersigned duly authorized person.

DATE:  February 14, 1995       BY:  /s/ JOHN D. CHAMBLISS
     -------------------------    -----------------------------------
                                    John D. Chambliss, Counsel

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.