By the end of this topic you will be able to:
IMPORTANT information
Three Elements of Fire
What components do you think are needed for a fire to begin?
Oxygen, Heat (ignition source) and Fuel.
Fire is a chemical reaction that gives off light and heat. Fire occurs when oxygen, heat and a fuel source come together, this is known as the ‘fire triangle’. If any of these components are absent a fire cannot occur.
By knowing the various sources of each of these components, you may be able to prevent a fire from happening.
Classification of Fire
Fire falls into five classes:
A = Textiles (Wood, Paper, Cloth, etc)
B = Liquids (Petrol, Flammable Liquids B1 = soluble, B2 = non-soluble)
C = Gases (Oxygen, Propane, Butane)
D = Metals (Aluminium, Magnesium)
F = Fats (Cooking oil, Lard, Butter)
An electrical fire DOES NOT fall into any of the above classes nor does it have a classification of its own.
Fire Extinguishers
Fire extinguishers should only be used by those who have been trained to use them. They should only be used at the ignition stage in a fire’s development.
Extinguishers work by:
Cooling – reducing or limiting the temperature to take the heat out of the fire
Smothering – limiting the oxygen available by smothering and preventing the oxygen from mixing with the flammable vapour
Starving- limiting the fuel supply by removing the source of the fuel.
A chemical reaction – interrupting the chain of combustion
Key Points for Using Fire Extinguishers
Extinguishers are typically red with 5% of the surface area of the cylinder colour taken up by a band with the colour that indicates the type of extinguisher that it is.
All red- water
Blue – dry powder
Grey – foam
Black – co2
Yellow–wet chemical
Each type of fire extinguisher is suitable for certain types of fires.
Water extinguisher – Class A fire
Dry powder extinguisher – Class A, Class b, Class c and Electrical
Caron dioxide – Class B and Electrical
Foam – Class A Class B
Wet chemical – Class F
Other Fire Fighting Equipment
On Discovering a Fire
F Find
I Inform
R Restrict
E Evacuate/Extinguish
If a door supervisor discovers a fire, the following procedure should be followed:
Remaining alert of unusual or suspicious activity
Look out for:
Patrol:
Hallways
Corridors
Toilet areas
Make Sure:
Areas not open to the public such as staff areas or kitchens are securely locked at all times when not in use
Anything suspicious is reported to the management of the premises ASAP so that the police can be called to investigate.
Suspect Packages
In the event that a suspect package is found in the venue, the following procedures must be followed:
The owner must be identified
The area around the package must be isolated
The package must not be touched
Radio or mobile phones must not be used in the vicinity.
Telephone Bomb Threats
Guidelines for dealing with telephone bomb threats:
Have a bomb threat checklist
Keep the caller talking and listen
Remain calm
Always treat the call as genuine.
First Response Situations
Set Procedure
Get or send for help (including an ambulance if necessary)
Control the situation
Ensure your own safety
Assess the situation
Diagnose the casualty
Save life
Care for those injured
Relate the history to the emergency services.
First Aid Contacts
Public Entertainment Licensed Venues- Must have a qualified and equipped First Aid Officer
Other Venues- May have a nominated First Aid Officer
In all other cases call an ambulance
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