Polycyclic aromatic hydrocarbons 7 chemicals that are part of a class of compounds called polycyclic organic matter They are: benz[a]anthracene; benzo[b]fluoranthene; benzo[k]fluoranthene; benzo[a]pyrene; chrysene; dibenz[a,h]anthracene; and indeno[1,2,3-cd]pyrene They are all probable human carcinogens. s Polycyclic aromatic hydrocarbons.

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Polynuclear Aromatic Hydrocarbons Source: US EPA.

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Polyaromatic Hydrocarbons Also called PNAs or PCAs Cyclic hydrocarbons of which many of these materials are carcinogenic or are converted to carcinogens when metabolized by animals or humans In Europe, the level of PAHs in mineral oil determines whether these oils are labeled as carcinogenic.

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Para-amino hippurate, a molecule which is completely secreted into the tubules, so that blood leaving the kidney has no PAH in it PAH is used to measure renal plasma flow.

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