I had a chemistry set when still at primary school so zero knowledge of chemicals. It came complete with a bunsen burner which I connected to a gas wand on our cooker. I used to mix all sorts of powder and granules together and boil them. Once when my mum washed the shirt I had been wearing when...
Joke shops selling itching powder, fake dog turds and stink bombs. I used to crush those glass stink bombs containing some sort of toxic liquid in appropriate places, the lift in Woolworths, London Road being one.