XylenesInhalation ExposureTolueneBenzene DerivativesHippuratesAdministration, InhalationBenzeneHydrocarbons, AromaticLaboratory ChemicalsGasolineSmoke Inhalation InjuryBurns, InhalationPaintGas PoisoningHydrocarbonsAir Pollutants, OccupationalSolventsInhalationMaximum Allowable ConcentrationTrichloroethanesHistologyBiodegradation, Environmental