What are the advantages and disadvantages of certain types of fire extinguishers?

Fire Extinguisher

Type of Fire Extinguisher

1.water

2.Co2

3.Dry powder

4.Foam Extinguisher

1.Water Extinguisher

Advantage:-

  • Cheap

  • Best extinguishing agent for solids

Disadvantage:-

  • Rarely allowed by the fire brigade as the primary extinguishing agent for professional use (foam and powder are allowed)

  • Not frost-resistant

  • Limited use (only class A)

  • Not suitable for use near electrical installations or equipment (risk of electrocution

2.Co2 Extinguisher

Advantage:-

  • Can extingiush live equiment quickly and effectively

  • No collateral damage

  • Frost-resistant

Disadvantage:-

  • Unsuitable for homes (training before use is recommended)

  • Almost twice as heavy as the other extinguishers

  • Suffocating for humans and animals

  • May cause burn wounds (frost bite)

  • Flies away quickly

  • Relatively expensive

3.Dry Powder

Advantage:-

  • Good extinguishing effect

  • Can extinguish live equipment

  • Frost-resistant

Disadvantage:-

  • A lot of collateral damage

  • No/barely no cooling effect

  • Damages electrical devices

  • Increased risk of re-ignition

  • Shorter extinguishing time

4.Foam Extinguisher

Advantage:-

  • Simple to use
  • Limited collateral damage

  • Long spraying time

  • Can extinguish live equipment (up to 1000V)

  • Cooling effect reduces the risk of re-ignition

Disadvantage:-