Time Weighted Average Exposure Value (TWAEV)


Time Weighted Average Exposure Value (TWAEV) : The time weighted average concentration or levels of a chemical or biological agent for an 8-hour day or a 40- hour week to which it is believed nearly all workers may be exposed, day after day, without experiencing harmful effects. (An OSH glossary used in safety and health at work which is, adopted by ILO
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