De quoi est fait fireworks
Pyrotechnics based on gunpowder.
- Lift charge — a pour partie. It launches the shell from the mortar.
- Firework stars — a pour partie. Pellets with metal salts that give the colour.
- Time fuse — a pour partie. A fuse that sets the moment of the burst.
- Gunpowder — utilise. Gunpowder.
- Paper — est fait de. The body of a firework is a paper tube.