Benzane hexachloride (BHC) content in soil sample in plastic container. BHC is used as an insecticide on crops and as a treatment for head and body lice. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Bulgar, Wladimir |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |