Handheld extinguishers, which are commonly sold at hardware stores for use in the kitchen or garage, are pressurized with nitrogen or carbon dioxide (CO 2) to propel a stream of fire-squelching …
Fire extinguishers contain different chemicals, depending on the application. Handheld extinguishers, which are commonly sold at hardware stores for use in the kitchen or garage, are pressurized with nitrogen or carbon dioxide (CO2) to propel a stream of fire-squelching agent to the fire. The active material may be a powder such as potassium …
What chemicals are used in a fire extinguisher? How do …
The chemical that a fire extinguisher contains depends on the purpose for which it is used. The most common chemical is Sodium Bicarbonate used in the fire …
People Also Ask what is the contents contained in a fire extinguisher
What is the chemical composition of fire extinguisher?
Other types of extinguishers (dry powder fire extinguisher) contain a powder such as potassium bicarbonate (KHCO3), liquid water, and an evaporating fluorocarbon (most commonly used chemical is the bromochlorodifluoromethane (CF2ClBr) referred to as halon 2111) to extinguish the fire.
What is a Class A fire extinguisher used for?
Class A fire extinguishers are used with ordinary combustibles such as wood, paper and cloth. Class B fire extinguishers are used for flammable liquid fuels such as oils, grease, gasoline and paint thinner. Electrical fires require a Class C extinguisher, and Class D extinguishers are meant for combustible metals, such as magnesium.
What is the best type of fire extinguishing ingredient?
Historically, water has been the most common fire extinguishing ingredient and is often used in combination with chemicals in fire extinguishers, but it’s not best for all types of fires. Because it is conductive, it is not used in Class B, C or K fire extinguishers. If water were used in these types of fires, it would only worsen the blaze.
How does a handheld fire extinguisher work?
Handheld extinguishers, which are commonly sold at hardware stores for use in the kitchen or garage, are pressurized with nitrogen or carbon dioxide (CO2) to propel a stream of fire-squelching agent to the fire.
People Also Searches what is the contents contained in a fire extinguisher
TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher