Agreement reached about classes of fire in 1970 between European countries. | |
Fire is classified mainly in four categories, namely A, B, C & D. |
Fire involving solid materials. | |
Normally of organic nature. | |
Examples: wood, paper, textiles, fabrics, plastics. | |
Most effective extinguishing medium is water. |
Fire involving liquids or liquefiable solids. | |
Extinguishing agents include water spray, foam, vaporizing liquids, carbon di oxide, dry powder. |
Fire involving gases or liquefied gases. | |
Normally in the form of jet or spray. | |
Most effective extinguishing medium is dry powder. |
Fire involving metals. | |
Carbon di oxide and dry powder are normally suitable. |
Fire involving live electrical equipments sometimes termed as class-E. | |
Extinguishing medium: carbon di oxide. |