1,3,4-Metheno-2H-cyclobuta[cd]pentalen-2-one,1,1a,3,3a,4,5,5,5a,5b,6-decachlorooctahydro-

Confirmed carcinogen with experimental carcinogenic data. Poison by ingestion, skin contact. Experimental teratogenic and reproductive effects. Mutation data reported. Inhalation, absorption, or ingestion by humans can lead to central nervous system, liver, and kidney damage, including bizarre symptoms caused by damage to the nervous system. Usually, the symptoms are tremors, ataxia, skin changes, hyperexcitability, hyperactivity, muscle spasms, testicular atrophy, low sperm count, estrogenic effects, sterility, breast enlargement, liver lesions, and cancer. An insecticide and fungicide. Registration suspended by the USEPA.Analytical Methods: For occupational chemical analysis use NIOSH: Kepone, 5508.