OSHA has issued a news release on fiberglass which clarified that the requirement to place warning labels regarding potential carcinogenicity on fiberglass products and to provide information on carcinogenic effects on MSDSs is part of the information transmittal requirements under the HCS. This requirement is not the same as the Agencyregulating fiberglass as a carcinogen; at the present time, exposure to fiberglass is regulated under the PNOR (particulates not otherwise regulated) PEL of 15 mg/m(3) (5 mg/m(3) respirable).
One statement which we would like to clarify on the (attached) news release occurs in the fourth paragraph, which states that there is "no requirement to identify any target organs on fibrous glass warning labels." This statement was intended to indicate that there is no requirement to identify the target organ for carcinogenic effects. With regard to fiberglass, it would not be necessary to warn of "lung cancer" the mention of "cancer" (or "potential carcinogen" or "carcinogenic," etc.) is sufficient itself without mention of the cancer target site.