Fire Flashcards
What three things make up the fire triangle?
- Heat
- Oxygen
- Fuel
What does FIRE stand for?
- Find the fire
- Inform crew
- Restrict
- Extinguish / Escape
What actions should be taken when encountering a fire?
- Raise the alarm
- Tackle the fire immediately if pacticable
- If it can’t be extinguished, leave compartment making sure to close doors and restricting oxygen to fire
- Call master
- Muster the crew
- Watertight and fire doors should be closed as soon as possible
- Close down all ventilation
- Continue to fight the fire until emergency party arrives at the scene
- Consider closing fuel cut-offs
- Rescue any injured persons as soon as practicable
- First aid parties should be ready to treat any injury, especially burns
What are the six classes of fire?
Class A fires – combustible materials: caused by flammable solids, such as wood, paper, and fabric
Class B fires – flammable liquids: such as petrol, turpentine or paint
Class C fires – flammable gases: like hydrogen, butane or methane
Class D fires – combustible metals: chemicals such as magnesium, aluminium or potassium
Electrical fires – electrical equipment: once the electrical item is removed, the fire changes class
Class F fires – cooking oils: typically a chip-pan fire
What classes of fire would you use a foam extinguisher for?
Mainly Class B, can be used for Class A
What classes of fire would you use a water extinguisher for?
Class A
What classes of fire would you use a dry powder extinguisher for?
Mainly Class A, B and C. Can be used on some electrical fires and specialist ones can be used on flammable metals.
What classes of fire would you use a CO2 extinguisher for?
Mainly electrical fires, they also put out Class B fires
What does boundary cooling involve?
Vast amounts of water are applied to the decks and bulkheads surrounding the initial fire compartment, compartment may have up to 6 boundaries to cool
What are the different types of fixed fire fighting equipment?
- Carbon dioxide (CO2)
- Sprinkler systems or drenching systems
- Hi-fog
- AFFF foam
Which fire fighting equipment/systems must be tested weekly?
- Fixed fire detection and alarm systems
- Fixed gas fire-extinguishing systems
- Fire doors
- Public address and general alarm systems
- Breathing apparatus
- Low-location lighting
- Water mist, water spray and sprinkler systems
Which fire fighting equipment/systems must be tested monthly?
- Fixed fire detection and alarm systems
- Fixed gas fire-extinguishing systems
- Fixed dry chemical powder systems
- Fixed aerosol extinguishing systems
- Foam fire-extinguishing systems
- Water mist, water spray and sprinkler systems
- Fire mains, fire pumps, hydrants, hoses and nozzles
- Firefighter’s outfits
- Portable foam applicators
- Wheeled (mobile) fire extinguishers
Which fire fighting equipment/systems must be tested quarterly?
- Fire mains, fire pumps, hydrants, hoses and nozzles
- Foam fire-extinguishing systems
- Ventilation systems and fire dampers
- Fire doors
Which fire fighting equipment/systems must be tested annually?
Everything tested in weekly, monthly and quarterly inspections but in more detail.
What is the procedure when donning breathing apparatus?
- Leak test - should not fall more than 10 bar per minute
- Don apparatus - check all straps are in good condition
- Check for positive pressure
- Check face mask for leakage and test the whistle - should whistle from 50 bar down
- Check the pressure gauge
- Proceed to BA board entry control - pressure and time of entry recorded
