Linked from
The 11 pages that link to Fireworks, each with the reason it gives.
GunpowderRelated: Gunpowder became a propellant and bursting charge in many traditional fireworks.
Black powderRelated: Black powder provides lift and bursting charges in many traditional fireworks.
Potassium nitrateRelated: Potassium nitrate serves as an oxidizer in some fireworks compositions.
Bastille DayRelated: Fireworks are a familiar part of 14 July celebrations across France.
PerchlorateRelated: Perchlorate salts can serve as oxidizers in some pyrotechnic compositions.
National dayRelated: Public displays turn national celebrations into shared spectacles after dark.