American Heritage® Dictionary of the English Language, Fourth Edition
- n. See biphenyl.
Century Dictionary and Cyclopedia
- n. A colorless compound, C6H5C6H5, found in coal-tar, and prepared by passing benzene vapor through a red-hot tube. It is volatile with steam, crystallizes in large lustrous monoclinic plates, melts at 70.5° C., and boils at 254° C. Also called
- n. organic chemistry An alternative name of biphenyl.
GNU Webster's 1913
- n. (Chem.) A white crystalline substance, C6H5.C6H5, obtained by leading benzene through a heated iron tube. It consists of two benzene or phenyl radicals united.
“Among the chemicals detected in 99% to 100% of the subjects were such banned substances as cancer-causing PCBs polychlorinated biphenyls and flame retardants containing polybrominated diphenyl ethers, along with organochlorine pesticides, perchlorate and phthalates, compounds found in cosmetics, detergents, vinyl floors, toys, plastic bottles and hundreds of other products.”
“Wal-Mart now has turned its sights on polybrominated diphenyl ethers, or PBDEs, a class of compounds used since 1976 as flame retardants in electronics, furniture, sporting goods, pet supplies, curtains and toys, among other things.”
“Among the chemicals known to affect breast development and cancer susceptibility in animal studies, according to the report, are pesticides such as atrazine, used in agriculture; dioxins, an industrial pollutant found in some fatty foods; bisphenol A (BPA), found in some water bottles and canned foods; polybrominated diphenyl ether (PBDE) flame retardants, and nonylphenol (a breakdown product found in certain laundry detergents).”
“The Hidden Hazards In the Nursery study tested 20 products -- including nursing pillows, changing pads, bassinet pads and car seats -- for traces of Tris and other toxic chemical flame retardants called polybrominated diphenyl ether compounds, or PBDEs.”
“Becky wakes up on her new mattress—with the luxurious foam pad on top—both of which have been manufactured, as have all U.S. bedding materials, with a flame-retardant known as polybrominated diphenyl ethers, or PBDEs.”
“Microbial reductive debromination of polybrominated diphenyl ethers PBDEs.”
“Public health statement for polybrominated diphenyl ethers PBDEs.”
“Polybrominated diphenyl ethers PBDEs: New pollutants—old diseases.”
“For example, levels of the flameretardants polybrominated diphenyl ethers (PBDEs), polychlorinated naphthalenes (PCNs), and the pesticide endosulfan are increasingly found in the Arctic.”
“Exponential increases of the brominated flame retardants, polybrominated diphenyl ethers, in the Canadian Arctic from 1981 to 2000.”
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