What is the full form for - BHC and DDT Share with your friends Share 22 Ruchit.chudasama answered this Benzene hexachloride is the full form of BHC dichloro diphenyltrichloro ethane is the full form of DDT. 18 View Full Answer Krishna Chaitanya answered this BHC is the short form of Benzene Hexachloride or Gamaxene. DDT is the short form for Dichloro- Dipenyl- Trichloroethane. Both of them are pesticides for killing insects. Hence, they are insecticides. 15 Annie Reina answered this benzene hexachloride - BHC and DDT - dichloro - diphenyl - trichloroethane 2 Meeta Rajput answered this BHC - benzene hexachloride and DDT- P,P' di chloro diphenyl trichloro ethane -2