Tyvek Vs Tychem Coveralls
Tyvek and Tychem are both DuPont coveralls, but they fight opposite hazards: Tyvek is a breathable particle barrier and Tychem is a film-coated chemical barrier. Choosing wrong leaves workers exposed under OSHA 1910.132. This guide covers the materials, grade ladders, permeation, breakthrough time, seams, and a worked example.
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