## Copal gum **Formula** Mixture of compounds **Pyrotechnic use** Alcohol soluble binder **Synonyms** TBD **Description** An expensive yellowish-brown resin collected from Copal trees in East Indonesia. It is most likely an obsolete binder\auxiliary fuel that was previous used by the Chinese or Indonesians. Copal gum is soluble in alcohol. **Sources** TBD **Hazards** Copal gum is a non-carcinogenic material that is slightly flammable at high temperatures and has a health hazard rating of one.