Safety: Making Sense of MSDS Terminology, Part 8

Make sure you clearly understand these four MSDS and product label terms.

Product labels and an MSDS include terminology that you might be unfamiliar with. Here are four terms you should clearly understand.

Permissible Exposure Limit (PEL). This is a daily exposure limit that OSHA considers to be safe. You can’t aggregate or average exposure times; if you go over the PEL on any given day, that’s a reportable event.

Threshold Limit

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