Fire retardants may affect female reproduction
IN MANY ways DDT was a miracle chemical when its efficacy against biting insects was discovered at the start of the second world war. Its widespread use against malarial mosquitoes saved countless lives. What was not known at the time, however, was DDT’s propensity to accumulate, persist and damage the environment.
Similarly, over the last 30 years flame-retardant chemicals known as polybrominated diphenyl ethers (PBDEs) have been widely used, although little is known about their broader effects. They are employed in furniture, carpeting, bedding, textiles, electronics and plastics to reduce the risk of ignition and slow down the rate at which things burn. But such is their persistence that they can also be found in soil, sediment, food, air and house dust, and 97% of Americans have detectable levels in their bodies. They are ubiquitous, in small amounts, in industrialised nations. …




