Aye, and those little rockets you put caps in and throw into the air. Making bombs out of two bolts, a nut, caps and match heads.
Metal Shoe Segs. If you put you're heel down going down Anlaby Road Flyover. You could leave a lovely trail of sparks. Confessions of a ----------- films at the Tower & Regent.
You could scrape your thumbnail along the strip and set them off in rapid fire, but it left a skid mark up your nail and you could get a build up of powder in your nail which would burn like hell.