How to make a cannon || DIY powerful paper cannon

Hello guys,
this video will help you in making DIY powerful paper cannon.The material used in this video is very cheap.Following are the things required to make this powerful paper cannon:
1) two bottle caps
2) a piece of pipe
3) cotton ball
4) a computer paper/A4 size sheet
5) a piece of Aluminium foil
6) one match box


WARNING:invent things and have fun but carry the electrical components and sharp instruments with safety,anything you try is at your own risk,thank you...
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Видео How to make a cannon || DIY powerful paper cannon канала The unknown