Soluble in organic solvents. Colorless to straw colored liquid and oderless, similar in appearance to motor oil. Water mist, fog, foam, CO 2 . Fires involving VX should be contained to prevent contamination to uncontrolled areas. When responding to a fire alarm in buildings or areas containing VX, fire fighting personnel should wear full firefighter protective clothing during chemical agent firefighting and fire rescue operations.
Respiratory protection is required.
Do not breathe fumes. Skin contact with nerve agents must be avoided at all times. Although the fire may destroy most of the agent, care must still be taken to assure the agent or contaminated liquids do not further contaminate other areas or sewers. Contact with liquid VX or vapors can be fatal. VX is a lethal cholinesterase inhibitor.