long-chain perfluorinated chemicals (C8 , involved in the production of teflon) see https://theintercept.com/2015/08/11/dupont-chemistry-deception/ https://thei

long-chain perfluorinated chemicals (C8 , involved in the production of teflon) see https://theintercept.com/2015/08/11/dupont-chemistry-deception/ https://theintercept.com/2015/08/11/dupont-chemistry-decepti... Nictonoides in general (pesticides) are poisons, which we don't ingest directly but still spew in the environment. A poison we monitor and accumulates in the environment but don't regulate to the level it deserve given the damage it causes is of course CO2, as well as the other greenhouse gases (SO2, NOx etc... as produced by ships and planes).