+++ European #Halocycles Symposium in Mainz +++

Have you ever heard of #Lindane or #HCH?
It's hexachlorocyclohexane - a (too) efficient agricultural #insecticide (?)

"The Legacy of Lindane HCH Isomer Production" (IHPA)

Technical HCH (chlorination of benzene) contains the only efficient gamma-isomer besides 4 #NonActive isomers

▶️ #85% of useless products - dumped without knowing the consequences - yet, not #CleanedUp, seeping further towards the #groundwater! 🗑

Solutions? ... (1/2)