EXHIBIT 12

 
 
                                                                FMC CORPORATION                   
                                                                ---------------                   
                                              COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES  
                                              --------------------------------------------------  
                                                            (AMOUNTS IN MILLIONS)                  

                                                          Years ended December 31,                
                                              --------------------------------------------------  
                                                 1997       1996      1995      1994     1993     
                                                 ----       ----      ----      ----     ----     
                                                                                
Earnings:                                                                                         
 Income (loss) from continuing                                                                    
  operations before income                                                                        
  taxes, extraordinary items and                                                                  
  cumulative effect of a                                                                          
  change in accounting principle              $   (59.7)  $  235.8  $  152.7  $ 150.9  $ (79.9)   
 Minority interests                                 8.9        9.6       5.1      1.6      0.5    
 Undistributed (earnings) loss                                                                    
  of affiliates                                    (2.0)      (6.7)      1.9      4.0      0.3    
 Interest expense and amortization                                                                
  of debt discount, fees and                                                                      
  expenses                                        118.3      103.0      84.0     64.1     70.4    
 Amortization of capitalized interest               7.0        7.5       7.7      7.5      7.4    
 Interest included in rental expense               16.6       15.2      16.7     17.8     18.0    
                                              -------------------------------------------------   
Total earnings                                $    89.1   $  364.4  $  268.1  $ 245.9  $  16.7    
                                              =================================================   
                                                                                                  
Fixed charges:                                                                                    
 Interest expense and amortization                                                                
  of debt discount, fees and                                                                      
  expenses                                    $   118.3   $  103.0  $   84.0  $  64.1  $  70.4   
 Interest capitalized as part of                                                                  
  fixed assets                                      6.6       15.5      10.2      2.7      0.6    
 Interest included in rental expense               16.6       15.2      16.7     17.8     18.0    
                                              -------------------------------------------------   
Total fixed charges                           $   141.5   $  133.7  $  110.9  $  84.6  $  89.0    
                                              =================================================    
                                                                                          
Ratio of earnings to fixed charges                  0.6        2.7       2.4      2.9      0.2    
                                              =================================================   
                                                    (A)                  (B)               (C)
 

(A)  The ratio of earnings to fixed charges for the year ended December 31, 1997
     before asset impairments and restructuring and other charges was 2.5x.

(B)  The ratio of earnings to fixed charges for the year ended December 31, 1995
     before the gain on the sale of FMC Wyoming stock, asset impairments,
     restructuring and other charges, and write-off of acquired in-process
     research and development costs was 2.9x.

(C)  The ratio of earnings to fixed charges for the year ended December 31, 1993
     before asset impairments and restructuring and other charges was 1.6x