Table of Contents
- 1 What extinguishing agents are used in a fire extinguisher?
- 2 What type of fire extinguisher is used for welding?
- 3 Which type of extinguishing agent is used to extinguish a Class B fire quizlet?
- 4 What fire extinguishers are used for combustible metals such as zinc and magnesium?
- 5 What is powder extinguisher?
- 6 How many types of fire extinguishers are there?
- 7 Which is the best agent to extinguish an electrical fire?
What extinguishing agents are used in a fire extinguisher?
There are eight different extinguishing agents used in fire extinguishers. They consist of ABC Dry Chemical, BC Dry Chemical, Dry Powder, Water, Foam, Wet Chemical, Halogenated, and Carbon Dioxide.
What type of fire extinguisher is used for welding?
For most welding, a combination extinguisher (Class A, B, C) is best. ➢ For magnesium fires, it is best to use a Class D fire extinguisher or to cover the fire with sand or magnesium foundry flux.
Which type of extinguishing agent is used to extinguish a Class B fire quizlet?
Halon 1301 and Halon 1211 are most commonly used as extinguishing agents for Class B and Class C fires.
What is extinguishing agent?
Extinguishing Agent means a material used with fixed, automatic, or portable fire extinguishing systems to suppress or put out fires and include water or fire extinguisher.
Which of the following types of fire extinguishers should be used to extinguish a fire that has ignited inside an electric arc welding unit?
The symbol for a Type B extinguisher is a RED Square with the letter B in the center. These extinguishers are for use on electrical fires involving items such as fuse boxes, electric motors, and welding machines.
What fire extinguishers are used for combustible metals such as zinc and magnesium?
Class D. Class D fires involve combustible metals, such as magnesium, titanium, and sodium. Extinguishers with a D rating are designed to extinguish fires involving combustible metals.
What is powder extinguisher?
Dry powder fire extinguishers extinguish the fire primarily by interrupting the chemical reaction taking place and cutting off the oxygen supply. They can be used on fires involving solid combustibles, flammable liquids and electricity.
How many types of fire extinguishers are there?
There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical.
What type of extinguisher is intended to be used on a Class B fire?
CO2: A carbon dioxide fire extinguisher works on a Class B fire by expelling CO2 to suffocate the fire, removing the oxygen necessary to keep it burning.
Which extinguishing agent should be used for a Class D fire quizlet?
A Class D fire should be extinguished using a: Select one: – carbon dioxide extinguisher. – clean agent extinguisher.
Which is the best agent to extinguish an electrical fire?
Fire extinguishers with a Class C rating are suitable for fires in “live” electrical equipment. Both monoammonium phosphate and sodium bicarbonate are commonly used to fight this type of fire because of their nonconductive properties.