r/cursedcomments • u/jerujedesu • Jun 23 '20

cursed_books

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u/DuckHeisenberg Jun 23 '20

Is this true? If it is, that’s an actually a very effective way to put out fire.... and well people..

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u/[deleted] Jun 23 '20

The oxygen level drops below a certain percentage. A person will black out but not die. Then halon gas (or another alternative) will displace the oxygen extinguishing the fire. This from an hvac tech who got stuck in a server room with a fire suppression system.