Victims exposed only to benzene vapor do not pose significant risks of secondary contamination to rescuers outside the Hot Zone. Victims whose clothing or skin is contaminated with liquid benzene can secondarily contaminate response personnel by direct contact or through off-gassing vapor.
Benzene may cause central nervous system depression, cardiac arrhythmias, cutaneous burns and respiratory irritation.
There is no specific antidote for benzene. Treatment consists of support of respiratory and cardiovascular functions.