Science does make always back fun – particularly, when one builds up a propane-gun, which can fire objects and sci-fi as standard lights. YouTube Nutzer TheBackyardScientist has announced its propane Gun fantastic toy for all craft and joyful people who wants to reconstruct the quite dangerous gimmick, only requires a propane bottle with burner and a few tubes. TheBackyardScientist to his Invention:

The propane bottle can be ignited manually by the burner. Expresses its handle half, flows a perfect mix of propane and air in your tube. Then press the handle back completely and a flame flows through the tube [and ends in a small Explosion].

Further modifications to the coloring of gas or for firing golf balls you see in this Video:

Video Thumbnail
Propane Rifle