polybrominated diphenyl ethers

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polybrominated diphenyl ethers

(pōl″ē-brōm′ĭ-nāt″ĕd),

PBDE

A class of chemicals used as flame retardants. They are chemically related to polychlorinated biphenyls and are thought to have similar biological toxicity. They have been found in streams, marine animals, human fetuses, and human breast milk.
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Dr Carla Ng, assistant professor of civil and environmental engineering at the University of Pittsburgh's Swanson School of Engineering, said: "The United States and much of Europe banned several PBDEs in 2004 because of environmental and public health concerns.
The need for conducting mixture risk assessment (MRA) derives from evidence that humans, at all life stages, come into contact with PBDE mixtures.
Ruokojarvi et al., "Occurrence of PCDD/F, PCB, PBDE, PFAS, and organotin compounds in fish meal, fish oil and fish feed," Chemosphere, vol.
Toddlers and young children are at particular risk for PBDE accumulation because of exposure to and ingestion of indoor dust [23,54,60-63].
SFU health sciences professor Bruce Lanphear is part of the research team that measured the levels of flame retardants, or polybrominated diphenyl ethers, (PBDEs) in 309 U.S.
Earlier studies found that children from the CHAMACOS group had PBDE blood concentrations seven times higher than children living in Mexico.
According to national health data from the Centers for Disease Control and Prevention, nearly all of us have one type of PBDE in our blood; 60% of us have an additional four PBDEs.
In the eggs, PBDE levels more than tripled each decade, Park noted.
In this latest study, women with higher PBDE levels were 30% to 50% less likely to conceive each month than those with lower levels.
My blood level of one particularly toxic PBDE, which is found primarily in U.S.-made products, is 249 ppb--that's twelve times the mean level found in a recent Centers for Disease Control study that tested thousands of Americans.
Telcar TL-1934 compounds are said to provide excellent flame resistance while meeting RollS standards by containing no polybrominated diphenyl ether (PBDE) flame retardant.
The range includes 17 new compounds which are all halogen, chlorine and antimony free, low smoke and are compliant with the Restriction of Hazardous Substances directives; offering flame retardancy without the use of polybrominated diphenyl ether (PBDE).