Examples of TWA in a sentence
OELs are considered to be safe exposure levels for a typical worker in an occupational setting for an 8-hour work shift, 40 hour work week, as a time weighted average (TWA) or a 15 minute short-term exposure limit (STEL).
TWA (Respirable fraction)4 mg/m3GB EH40Further informationThe COSHH definition of a substance hazardous to health includes dust of any kind when present at a concentration in air equal to or greater than 10 mg.m-3 8-hour TWA of inhalable dust or 4 mg.m-3 8-hour TWA of respirable dust.
The Third Party TWA customer or its assignee shall pay the Transmission Owner directly.
TWA - The time-weighted average airborne concentration over an eight-hour working day, for a five-day working week over an entire working life.
Lower percentages of SiO2 will yield higher exposure limits.TWA value 2 mg/m3 Respirable dust ; TWA value 0.3 mg/m3 Total dust ;The exposure limit is calculated from the equation, 30/(%SiO2+2), using a value of 100% SiO2.