How to make an electric match/detonator (squib) [Pingpong balls and Flashpowder/blackpowder]
In this video we make electric matches to safely detonate our experiments.
You should aim for a 95-5% ratio of your propellent to nitrocellulose (pingpong balls).
a pingpong ball weighs 2g, so use about 50g of powder. We used half that and it works great.
The steel wool is sensitive enough to g