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To:
Paladin2
CO2 in high concentrations killz. It's essentially toxic to humans.
WithOUT CO2 your breathing reflex stops and you die.
29
posted on
06/02/2023 11:04:16 PM PDT
by
Chad C. Mulligan
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To:
Chad C. Mulligan
4% is not a high concentration.
30
posted on
06/02/2023 11:05:45 PM PDT
by
Paladin2
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