Kalite aparèy pou etenn dife ak objè pwoteksyon

1. Yo ta dwe itilize diyoksid kabòn, tetrachloride kabòn, 1211, difluorodibromomethane, 2402, 1301, heptafluoropropane, hexafluoropropane nan achiv rlik kiltirèl yo;
2. Yo ta dwe itilize poud sèk, gaz kabonik, tetrachloride kabòn, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane, kim anti-idrosolubl pou konbat likid ki ka pran dife;
3. Yo ta dwe itilize poud sèk, gaz kabonik, tetrachloride kabòn, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane pou konbat gaz ki ka pran dife;
4. Dife ekipman elektrik yo ta dwe itilize poud sèk, diyoksid kabòn, tetrachloride kabòn, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane;
5. Yo ta dwe itilize diyoksid kabòn, tetrachloride kabòn, 1211, difluorodibromomethane, 1301, 2402, heptafluoropropane, hexafluoropropane pou dife enstriman presizyon.