What are the fire safety rules?
Class A – fires involving solid materials
such as wood, paper or textiles. Class b – fires involving flammable liquids such as petrol, diesel or oils. Class c – fires involving gases.
How many types of fires are there?
There are actually
five main types
of fires.
Fires can be classified in five different ways depending on the agent that fuels them: Class A, Class B, Class C, Class D, and Class K. Each type of fire involves different flammable materials and requires a special approach.
What are the 5 types of fire?
Fire is divided into five classes (
A, B, C, D, and K
) that are primarily based on the fuel that is burning. This classification system helps to assess hazards and determine the most effective type of extinguishing agent.
What is a Type D fire?
Class D fires
only involving combustible metals – magnesium, sodium
(spills and in depth), potassium, sodium-potassium alloys uranium, and powdered aluminum.
What is class ABC fire?
This pale, yellow powder can put out all three classes of fire: … Class A is for trash, wood, and paper. Class B is for liquids and gases. Class C
is for energized electrical sources
.
What are the 3 most common types of fires?
- Kitchen fires. The most common type of fire in the U.S. is the kitchen fire. …
- Electrical fires. …
- Heater fires. …
- Smoking-related fires.
What are the stages of fire?
- Incipient. The incipient stage of a fire is the stage immediately after ignition. …
- Growth. The growth stage occurs when the fire has established itself and is burning self-sufficiently. …
- Fully Developed. …
- Decay.
What are the 4 ways fire spreads?
Generally, a fire can spread in four ways via heat transfer. These are through
convection, conduction, radiation, and direct burning
.
What are Type B fires?
Class B:
Flammable liquids such as alcohol, ether, oil, gasoline and grease
, which are best extinguished by smothering.
What are the 4 ways to extinguish a fire?
- The fire tetrahedron identifies the four components needed for burning to take place. …
- All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire.
- Cooling.
What is fire Class C?
Class C. Class C fires involve
energized electrical equipment
. Extinguishers with a C rating are designed for use with fires involving energized electrical equipment.
What is AK type fire extinguisher?
A Class K fire extinguisher is
used on fires involving cooking media (fats, grease, and oils)
in commercial cooking sites such as restaurants. These fire extinguishers work on the principle of saponification. … These extinguishers are identified by the letter K.
What are Class B and C fires?
What types of fires can be extinguished with carbon dioxide (CO2) fire extinguishers?
Class B fires which involve flammable liquids and gases, solvents, oils, greases
(excluding cooking oils/greases in depth) tars, oil-based paints and lacquers. Class C fires which involve energized electrical equipment.
What is a b1 fire extinguisher?
B-1 Extinguishers are USCG approved and meet the need for a Type B, Size 1 USCG approved Fire Extinguisher. Amerex B-I Fire Extinguishers must be:
Dry Chemical
, ABC, or Purple K: 2 lbs or larger. Carbon Dioxide (Co2): 5 lbs or larger.
What is class F fire?
What are Class F fires? Class F fires that are
caused by the ignition of cooking oils and fats
. These fires occur when said oils or fats reach their flash point – in this case, flash point is around 315 °c. … These fires can be extremely dangerous and can spread very quickly.
What is DCP fire extinguisher?
USHAFIRE Cartridge operated Dry Powder extinguishers are characterized by their high performance, simple method of operation and rapid fire knock down capability. They are suitable for tackling fires involving freely burning materials, petrol & oils, gas & electrical equipment.
