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polycyclic aromatic hydrocarbon |
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polycyclic aromatic hydrocarbon [‚päl·ē‚sī·klik ‚ar·ə‚mad·ik ′hī·drə‚kär·bən] (organic chemistry) A compound containing two or more fused benzene rings such as naphthalene or anthracene. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Polyaromatic hydrocarbons (PAHs) and heterocyclic amines (HCAs) are carcinogens in the food supply, but as food items not implicated in the aetiology of colorectal cancer may actually be greater contributors to the total dietary intake of these compounds than red meat, they do not provide a plausible basis for implicating red meat in carcinogenesis. In 2004, the DEQ determined that the mulch contains toxins such as arsenic and polyaromatic hydrocarbons in concentrations higher than those considered safe for soils at residential and commercial settings. The content of eight defined individual polyaromatic hydrocarbons (PAH) cannot exceed 10 mg/kg, which is assumed to be met if the |
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