Types of fire extinguishers and objects of protection

1. Carbon dioxide, carbon tetrachloride, 1211, difluorodibromomethane, 2402, 1301, heptafluoropropane, hexafluoropropane should be used in the archives of cultural relics;
2. Dry powder, carbon dioxide, carbon tetrachloride, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane, anti-soluble foam should be used to fight flammable liquid;
3. Dry powder, carbon dioxide, carbon tetrachloride, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane should be used to fight flammable gas;
4. Electrical equipment fire should use dry powder, carbon dioxide, carbon tetrachloride, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane;
5. Carbon dioxide, carbon tetrachloride, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane should be used for precision instrument fire.