Survivalist Forum - View Single Post - CBRN FAQ Series: How long do respirator / gas mask filters last?
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Old 12-04-2019, 03:26 PM
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charliemeyer007 charliemeyer007 is offline
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I'd add one tip. Respirators at best filter out the bad stuff - however there still needs to be enough oxygen in the air to keep you alive. Confined entry places can be dangerous, even low lying areas can have normal air displaced.

Lots of bad stuff can be absorbed threw your skin.
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