How to Make a one-inch aerial firework shell
See how to make a one-inch aerial firework shell, great for any pyrotechnic party. With a little mix of gold powder and black powder, you can have some awesome aerial shells. To make the stars for inside the shell, it will be a mix of meal powder (75%), magnalium powder (10%), aluminum powder (5%), and airfloat willow charcoal (10%). Use xylene to seal the hemispheres shut on the shell.