Fire Safety

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

Class C

A blue circle indicates these electrical fires. Carbon dioxide and dry chemical extinguishers are appropriate for this type of fire.

A.

Aim at the base of the fire

Fire Triangle

Heat, Fuel, and Oxygen

P.

Pull the pin

S<

Squeeze the handle to admit the exhausting agent

S>

Sweep at the base of the fire

Deprived of oxygen when

an exhausting agent smothers the fire with gas, foam, or powder

a fire is called when

an extinguishing agent covers the fire source

PM 5

become familiar with REG's emergency action plan for fire (know where the Emergency Procedures Booklet is)

PM 4

call professional help immediately, don't let a fire get out of control

Class B

class type is denoted by a red square. Flammable liquids, gases, and grease make up this class. They are harder to fight and require a special kind of extinguisher. Use foam, carbon dioxide, and dry chemical extinguishers on this type of fire. Also, water fog and vaporizing liquid extinguishers can be used.

Class D

fires are caused by combustible metals including magnesium, titanium, zirconium, and sodium. They are represented by a yellow star symbol. These fires require specialized techniques to extinguish them. None of the common extinguishers should be used since they can actually increase the intensity of the fire by adding additional chemical reactions.

Class K

fires are caused by vegetable oils and non-vegetable cooking fats used in commercial and noncommercial cooking equipment. The secondary fire extinguisher utilizes a specialized low ph foam this sprayed in a fine mist that smothers the flame as well as cooling the fuel source

Class K Fire Extinguisher

is designed to be effective on Class K fires by expelling a wet foam containing potassium acetate for 40 seconds; the agent is used to prevent grease and oil fires by sprayin​g a fine mist to cool the fuel source; must be 10 to 12 feet away

All Purpose Fire Extinguisher

is designed to be effective on Classes A, B, and C; expels agent in about 8 to 10 seconds; must be at least 8 to 10 feet from the fuel source

fuel is eliminated when

it is wetted by foam

PM 1

keep your work areas free of clutter

PM 2

know what chemicals you work with and how to handle and store them properly (acquaint yourself with the MSDS binder)

PM 3

know what you are expected to do in case of a fire emergency

Class A

the most common fire, involves ordinary materials such as wood, paper, rubber, and plastics. A green triangle represents this class type. The common extinguishing agent is water, but dry chemicals are also effective.

Electrical fires

the most common type of industrial fire

Extinguishers work because

they contain an agent which eliminates one of the vital elements of the fire.


Set pelajaran terkait

Instructions: Language of the Computer

View Set

Modern World, Test 3, Chapters 17 & 18

View Set

Chapter 1 - Introduction - Connect Questions

View Set

Biol 252L lab 4 grqWhich bone of the axial skeleton is the only one to form a joint with the upper limb?

View Set

Human Services Final Exam Chapters 9-15

View Set