Class D – Combustible Metals (Magnesium, Lithium, etc.) … Fires fueled by combustible metals like magnesium and lithium (not ordinary, liquid or electrical) are different enough to receive their own classification, class ‘D’. Look for an extinguisher with the symbol to the left if you need to extinguish a class ‘D’ fire.
What type of extinguisher should not be used on an electrical fire?
ABC Powder Fire Extinguisher
Powder extinguishers are effective for class A, B and C fires, since it is not an electrical conductor and since it can effectively break the chain reaction in a liquid or gas fire, something a water extinguisher cannot do.
What is used to extinguish electrical fire?
Carbon Dioxide (CO2) Fire Extinguishers
The carbon dioxide ensures that the fire remains contained, and is not spread or reignited due to coming in contact with the oxygen. Admittedly, CO2 fire extinguishers offer no post-fire security and the fire could easily reignite.
Which two types of fire extinguishers should you never use on an electrical fire?
Water fire extinguishers are NOT suitable for electrical fires as water is a conductor and you are at risk of electrocution if used on this type of fire. They are also NOT suitable for flammable liquids or flammable metal fires as it will not extinguish the fire.
Which type of fire extinguisher do you use to fight an electrical fire if carbon dioxide extinguisher is unavailable?
Both carbon dioxide and dry chemicals can be used for electrical fires. An advantage of carbon dioxide is that it leaves no residue after the fire is extinguished. When electrical equipment is not energized, extinguishers for Class A or B fires may be used.
Which of these is the best to use on an electrical fire?
The best way to put out an electrical fire is with a fire extinguisher. If you don’t have one, remember these tips. 1. You should never throw water on an electrical fire because water conducts electricity and you could be electrocuted.
What is the difference between ABC and CO2 fire extinguisher?
CO2s are designed for Class B and C (flammable liquid and electrical) fires only. Carbon Dioxide is a non-flammable gas that extinguishes fire by displacing oxygen, or taking away the oxygen element of the fire triangle.