polycyclic aromatic hydrocarbon

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Related to Polynuclear aromatic hydrocarbon: Pahs

polycyclic aromatic hydrocarbon

n. Abbr. PAH
Any of a class of carcinogenic organic molecules that consist of three or more benzene rings and are commonly produced by fossil fuel combustion. Also called polynuclear aromatic hydrocarbon.
References in periodicals archive ?
Carcinogenic Polynuclear Aromatic Hydrocarbons. Carcinogenic PAHs were detected in the summer and fall street waste samples.
For example, municipalities discharging to San Francisco Bay cannot meet criteria for copper and mercury in dry weather flows, and lead, copper, zinc, and polynuclear aromatic hydrocarbons in stormwater discharges with combines sewer overflows without expensive additional facilities.
in Research Triangle Park, N.C., says that to date almost all mutagenicity studies of urban air pollutants have focused on compounds known as polynuclear aromatic hydrocarbons (PAHs), which are adsorbed onto airborne particulates.
Key words: cytoplasmic vesicles, PAHs, polynuclear aromatic hydrocarbons, punctate fluorescence, respiratory epithelium, soot, ultrafine particles.
Contaminants found at the sites include arsenic, benzene, cadmium, chromium, copper, creosote, dichloroethene (DCE), lead, mercury, polynuclear aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), tetrachloroethylene (PCE), pentachlorophenol (PCP), trichloroethane (TCA), trichloroethylene (TCE), toluene, uranium and zinc.
Distributions, associations, and partial aggregate exposure of pesticides and polynuclear aromatic hydrocarbons in the Minnesota Children's Pesticide Exposure Study (MNCPES).
Investigations revealed soil, groundwater, surface water and sediment were contaminated with benzene, toluene, ethylbenzene, and xylenes (BTEX) and polynuclear aromatic hydrocarbons (PAHs).
Coal Tar Pitch Volatiles (CTPV), Coke Oven Emissions (COE), Selected Polynuclear Aromatic Hydrocarbons (PAHs).
Investigations have revealed the presence of numerous hazardous substances on the site, including arsenic, cadmium, chromium, lead, and mercury; volatile organic compounds such as tetrachloroethylene; semi-volatile organic compounds, predominantly polynuclear aromatic hydrocarbons such as acenaphthene, benzo(a)pyrene, and fluoranthene, and polychlorinated biphenyls (PCBs).
Soil, groundwater, and boat slip sediments are contaminated with heavy metals, arsenic, lead, petroleum products, polynuclear aromatic hydrocarbons (PAHs), PCBs and asbestos.
Nitrated polynuclear aromatic hydrocarbons in ambient air in Italy.
Contaminants identified at the seven new sites include arsenic, asbestos, barium, cadmium, chromium, copper, dichloroethene (DCE), lead, mercury, polynuclear aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), tetrachloroethene (PCE), trichloroethane (TCA), trichloroethene (TCE), vinyl chloride, and zinc.