Table 4-2-Reactions of Human Volunteers Who Had Various
Immediate Effects from Low-level Inhalation Exposure to Sarin159

                                                           
                                                           
                                                           
                                                           
                    Air concentration of sarin (mg min/m3)
                     1          2           4        6      

Effect           Exposed human volunteers showing the effect                                                     

Miosis                7%       50%         50%       100%   

Runny nose           17        80         100        100     

Tight chest           4        80         100        100     

Headache             20         7           5         50      

Eye pain             17         0           0         54      

Eye-lid twitch        0         4           4          4      
                                                     
Throat irritation     3         0          11         23      
                                                
Sweating              0         0           0         18      

Flu-like symptoms    10         0          27         59