Persistent Bioaccumulative Toxics
Unit 4: Pollutants Tagged bioaccumulation, chemicals, toxins August 5th, 2008
Mercury, dioxin, hexachlorobenzene and polycyclic aromatic hydrocarbons (PAH’s) are all persistent, bioaccumulative toxics (PBT’s) and therefore pose risks to human health and the environment. Hexachlorobenzene and PAH’s are probably carcinogens, according to the U.S. E.P.A. More information here.
This animation shows the chain of contamination in the human food supply.
