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Topic 7: Fire, Smoke and Dangerous goods 2024/2025 already graded A+
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Topic 7: Fire, Smoke and Dangerous goods 2024/2025 already graded A+
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Topic 7: Fire, Smoke and Dangerousgoods
Chemistry and Classes of Fire - ANSOxygen+Fuel+Heat
> Removing oxygen - smother
> Removing fuel - starve
> Removing heat - Cool
A - Solid materials > Wood/paper/fabrics
B - Flammable liquid > Fuel/alcohol
C - Flammable gasses > Butane gas
D - Combustible metals > Magnesium
E - Live electrical equipment > Oven/water boilers
Devastating Consequenses - ANSFlash over - Sudden transfer of heat from a local fire to more
widespread
- Happens when gasses heat and ignite spontaneously
Cabin is non-survivable
Can develop within 30 seconds
Inform the Flight Crew Immdiately - ANS- Clear and concise details via inter phone
- Fire fighting equipment in FD
PA's about the situation on board and we are trained to deal with it
Physical Effects - ANSEyes watering/choking/asphyxiation
> Ask PAX to put heads between knees and keep low
> Give out wet towels
Fire On Board PA - ANS"Ladies and Gentlemen, as you are aware we have a situation on
board. The crew are fully trained to deal with this. We would ask you to stay down low, cover
your nose and mouth with an article of clothing and keep down. Please follow any instructions
given by the crew."
> Remove pax from area
> Know your drills
> Keep head down low
> Stay calm and be confident
Importance of Identifying the Source - ANSInternal
- Dropped cigarettes
, - Matches
- Electrical faults
- Galley oven fires
External
- Any unusual circumstance outsice the a/c
- Noises/smells
- Refueling
>Where the smoke is coming from may not be the source
> Feel for hotspots with the back of hand
Types of Fire - ANSElectrical fire
- Fishy/rubbery smell
- Ovens/boilers
- Do not use water to extinguish
(Halon extinguisher)
Non - Electrical fire
- Use water/non-flammable liquid
- Water glycol extinguisher
- Rubbish
- Clothing
Confined fire - can not see the source
Open fire - can see fire
Drill - ANSIdentify - Locate the source
Prepare - Collect necessary equipment: PBE, fire gloves, glycol and crashaxe
Attack - Begin appropriate drill
Inform - Ensure flight crew are informed (222 - PAA)
Electrics - Remind flight crew of electrics
High risk areas - ANSToilets - CC check toilets every 20 mins
Galleys - keep clean and tidy
Overhead stowage bins
APU
Cabin
Toilet Smoke Detectors - ANS> Green light on
> Nothing blocking the detector
> High tone chime though out a/c
> Stops once smoke is cleared
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