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There are several specific types of high-boiling petroleum substances (HBPS) having final boiling points >343°C), in which genetic toxicity can be related to the content of polycyclic aromatic compounds (PACs), specifically crude oils, gas oils, heavy fuel oils, lubricant base oils, waxes and aromatic extracts. Evaluation of optimized Salmonella tests covering over 250 samples from 43 types of...
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