Be careful over there. Just saw this earlier today...
A UK man sentenced for possessing a gunpowder recipe raises concerns over anti-terrorism laws.
bearingarms.com
Whatever would they do with the old NRA Handloading book where they show step by step with pictures how ball powder is made?
I remember 16 y.o. me & a buddy going to the drug store & buying, sulfur, charcoal, & potassium nitrate in 1# cans for $1 each. Potassium Nitrate & sugar in equal amounts slowly melted down with model rocket fuse stuck into the mix made great smoke bombs. I think a 1/4# pretty much covered a city block on a calm day.