# DIY #Rocket Engines - Easy and Cheap!

https://www.youtube.com/watch?v=nPM3KcHzN6I

https://ia800308.us.archive.org/29/items/diy-rocket-engines-easy-and-cheap/DIY%20Rocket%20Engines%20-%20Easy%20and%20Cheap%21.mp4

#grownostr #pyrotechnics #chemstr #rocketry #diy #TechIngredients