Event Summary

PCBs deemed a human threat

Date

1936

Description

First health/safety study appears that identifies polychlorinated biphenyls as a non-degradable toxic and a threat to human health; used extensively as insulation for electrical equipment

Timeline 1

Marine Environment & Environmentalism, 1836 - to present

Timeline 2

Whaling, Fishing, Fisheries and their Management, 1400 - to present

Record ID

1130