Exhibit 24
                                                                    Page 1 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                       /s/ L.D. Brady
                                       ----------------------------
                                           L.D. Brady

                                                                      Exhibit 24
                                                                    Page 2 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                       /s/ B.A. Bridgewater, Jr.
                                       ---------------------------------
                                           B.A. Bridgewater, Jr.

                                                                      Exhibit 24
                                                                    Page 3 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                       /s/ Patricia A. Buffler
                                       ---------------------------
                                           Patricia A. Buffler

                                                                      Exhibit 24
                                                                    Page 4 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                       /s/ Robert N. Burt
                                       -------------------------
                                           Robert N. Burt

                                                                      Exhibit 24
                                                                    Page 5 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 11th
day of December, 1996.


                                       /s/ A.J. Costello
                                       -----------------------
                                           A.J. Costello

                                                                    Exhibit 24
                                                                    Page 6 of 11

 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th day
of February, 1995.

                                                      /s/ Paul L. Davies, Jr.
                                                      -----------------------
                                                      Paul L. Davies, Jr.

                                                            Exhibit 24
                                                                  Page 7 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.

                                                   /s/ Robert H. Malott
                                                   ---------------------
                                                   Robert H. Malott
                                                            Exhibit 24
                                                                  Page 8 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                                  /s/ E.C. Meyer
                                                  --------------
                                                  E.C. Meyer
                                                            Exhibit 24
                                                                  Page 9 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                                        /s/ William F. Reilly
                                                        ---------------------
                                                        William F. Reilly
                                                            Exhibit 24
                                                                  Page 10 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 10th
day of February, 1995.


                                                          /s/ James R. Thompson
                                                          ----------------------
                                                          James R. Thompson


                                                            Exhibit 24
                                                                  Page 11 of 11
 
                              [LETTERHEAD OF FMC]


                               POWER OF ATTORNEY
                               -----------------



KNOW ALL MEN BY THESE PRESENTS:

     WHEREAS, FMC CORPORATION, a Delaware corporation (hereinafter referred to
as the "Company"), proposes to file with the Securities and Exchange Commission
a Registration Statement on Form S-8 and amendments thereto under the Securities
Act of 1933, as amended, with respect to stock options and/or other awards
granted or to be granted under the FMC 1995 Management Incentive Plan and/or the
FMC 1995 Stock Option Plan and the shares of common stock of the Company which
may be issued pursuant to said awards; and

     WHEREAS, the undersigned holds and may hereafter from time to time hold one
or more positions in the Corporation whether as an Officer, a Director, or both,
such that the undersigned may be required or permitted in such capacity or
capacities, or on behalf of the Corporation, to sign one or more of such
documents;

     NOW, THEREFORE, the undersigned hereby constitutes and appoints M.J.
Callahan, F.A. Riddick and R.L. Day, or any of them, his attorney for him and in
his name, place and stead, and in each of his offices and capacities in the
Company as may now or hereafter exist, to sign and file said Registration
Statement and any and all amendments, schedules and exhibits thereto, hereby
giving and granting to said attorneys full power and authority to do and perform
all and every act and thing whatsoever requisite and necessary to be done in and
about the premises, as fully to all intents and purposes as he might or could do
if personally present at the doing thereof, hereby ratifying and confirming all
that said attorneys may or shall lawfully do, or cause to be done, by virtue
hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 13th
day of December, 1996.


                                                            /s/ Clayton Yeutter
                                                            -------------------
                                                            Clayton Yeutter