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

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## 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.