Take the Peltier unit, and use some thermal paste to attach the heatsinks to either end. Then put the fan on the hot side heatsink (If you’re not sure, run 6 volts through the Peltier device and see which side heats up). Try to put the cold side heat sink into the bottom of the extinguisher through the hole you cut in step 2.
Using an old fire extinguisher and an air pressure gauge you cane make a portable small air tank that you can use for emergency situation to fill your car,bi…
How To Use Fire Extinguishers For Self Defense
First, the extinguishers releases water in a fog-like form which decreases the level of oxygen in the air and helps to suffocate the fire. Second, …
I have gotten dozens of requests over the years asking how I manage to refill used extinguishers with water. I do not recommend doing this, especially when y…
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Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher