terry wrote:
What type of gas is used to pressurize fire extinguishers?

What kind of fire extinguisher is it? Gas? Foam? Water? Carbon tet?
(scratch the last, ISTR they don't use that anymore.)
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Anybody ever top-up an extingusher using say CO2.

I would think so if it was a CO2 extinguisher.

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dadiOH
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