The Canadian government has suggested prohibiting the use of the following substances: Hexabromocyclododecane (HBCDD) Perfluorooctanoic acid PFOA), its salts, and its precursors Long-chain perfluorocarboxylic acids (LC-PFCAs), their salts, and their precursors Polybrominated diphenyl ethers (PBDEs) Perfluorooctane sulfonate (PFOS) Perbrominated substances work as flame retardants. Because of their water-, soil-, and…