April 23: 2015 Edition of ACGIH’s TLV Book Released


ACGIH released its 2015 editions of the TLVs and BEIs book, the Guide to Occupational Exposure Values and the 2015 Supplement to the Documentation of the Threshold Limit Values and Biological Exposure Indices, 7th Edition. Many Canadian OHS regulations incorporate the ACGIH’s TLVs.