Question: Which statement best describes the PELs ( permissible exposure limits ) for chemicals? PELs should NEVER be exceeded PELs are the same for TWA's than
Which statement best describes the PELs permissible exposure limits for chemicals?
PELs should NEVER be exceeded
PELs are the same for TWA's than for STEL's
PEL's are guidelines, without the force of law
PEL's are based on careful doseresponse studies in humans
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