![Bicarb Film Canister Fizzy Rocket Insert](https://3dcrawler.ams3.digitaloceanspaces.com/thingiverse/6202256-Bicarb-Film-Canister-Fizzy-Rocket-Insert-1984435694.png)
Bicarb Film Canister Fizzy Rocket Insert
Description
A simple insert so you can make fizzy rockets in old film canisters from sodium bicarbonate and vinegar. Its a great demonstration of the release of gas from a chemical reaction and the power of pressure. I've not done much in terms of getting the ratio perfect, so don't read anything into the exact sizing. about 1cm of vinegar in the canister and half a teaspoon of bicarb works fine; but there's scope to try different ratios and see what works best. https://youtube.com/shorts/w7cOLDODEWI?feature=share
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