pyrotechnics-revived/chapters/99-1-chemical-bismuth-yello...

568 B

Bismuth yellow

Formula

Bi2O3

Synonyms

Bismuth(III)oxide

Description

It is used in crackling stars (Dragon's eggs) as a non-toxic substitute for toxic lead compounds. For this purpose it is mixed with magnalium and copper oxide.

Sources

Bismuth yellow can be found at various Pyro supplies. The major defect is the comparatively high price of bismuth.

Hazards

Xi

Harmful by inhalation, in contact with skin and if swallowed. Wear suitable protective clothing when working with Bismuth yellow, such as dust mask and latex gloves.