POPs in eels and porpoises drop

Two new studies show the success of chemical bans in reducing persistent organic pollutants in the environment

Figure: British coasts' BDE levels dropLevels of brominated diphenyl ethers (BDE) flame retardants in porpoises around British coasts have fallen by 70% after a UK factory stopped making them in 1996, and a subsequent EU ban.1

Three commercial BDE mixtures have been used as flame retardants in plastics, electronic equipment, fabrics and upholstery foams: penta, octa and deca-BDE.

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