Hello, i try to make a small cannon/single shot pistol that i will shoot powder with. I wan't it to be able to make a big cloud, and i wan't it to be powerful enough to not come back by wind. Somwthing aith a effect like this https://m.youtube.com/watch?v=tUvsc24_PlY How should i make this? [youtube...

I searching for a way to make a high preassured small water pistol/can.

Any ideas?

Searching for something really easy to build that not requires that much tools. It does'nt really matter how it's propelled, co2, pcp, blanks etc., even springs and rockets.. - the important is that it's a pretty small pistol, can hold a big magazine and is not to weak, atleast over 10 joule. I have...