Tag Archives: dry chemical fire extinguisher

30 Year Old Dry Chemical Fire Extinguisher Still Works.

For some time I have been wanting to train my wife on the use of dry chemical fire extinguishers.  I have a never used dry chemical fire extinguisher that is dated 1984.  First, I want to explain a bit about dry chemical fire extinguishers.

They normally consist of monoammonium phosphate powder inside a pressurized container.  You merely pull the pin, point the hose at the base of the flames and squeeze the handle.  They work well, but they do have a few things that you should watch for.

Always get a dry chemical fire extinguisher with a gauge that shows the pressure. …

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