Science is fun! Especially when it is used to create a homemade cannon that looks so cool when it fires. This guy connected a self-igniting propane torch to some tubes and then colored the flame so ...
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How to make a jet propane torch using DC motor
How to Make a Jet Propane Torch at Home Using dc Motor Trump bashes late director Rob Reiner, drawing immediate backlash With the penny going away, what should you do with the ones in your coin jar?
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