Types of fire Extinguisher

WATER:-

Advantages:-

  • Readily, plenty available
  • If 400 micron size, all three-cooling, smothering & prevention of radiation.

Disadvantage:-

  • Electricity
  • Damage to cargo and machinery
  • Stability, Need below Precautions  for Free surface effect: shifting of liquid a free space-change in position of CG, Grounding: Excess water-increases the draft, Grounding due to listing or trim of the vessel, Weight of water added , Weight of water pumped out, Water drained to other compartment, Weight of cargo totally burnt, shifted and moved, Weight of water absorbed by cargo like coal, cotton etc

Co2 :-

 Advantages

  • Non corrosive-1.5 times heavier than air.
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