General Safety

Question 1

Physiological effects

Answer 1

noise-induced loss of hearing or aural pain, nausea and reduced muscle control

Question 2

Psychological effects

Answer 2

Noise that can startle, annoy, disrupt concentration, sleep or relaxation.

Question 3

What happens during exposure to loud noise over long periods of time?

Answer 3

Permanent loss of hearing

Question 4

Inhalation of dust into lungs is known as?

Answer 4

Pneumoconiosis

Question 5

How to control radiation hazards?

Answer 5

Time exposure, Distance between personnel and hazard and shielding .

Question 6

POL classifications

Answer 6

CAT 1: FP < 23, BP<35
CAT 2: FP <23, BP>35
CAT 3: 23

Question 7

POL safety distances

Answer 7

Fire resistant: 25 ft
combustible structure/smoking: 50ft
aircraft parking, refueling/defueling: 75ft

Question 8

You should only use _________ earthing points on ground and on aircraft.

Answer 8

Certified

Question 9

Class 1 lasers are___________

Answer 9

Not capable of emitting hazardous laser radiation

Question 10

Class 3 lasers are ___________

Answer 10

Potentially hazardous if the direct beam is viewed by unprotected eyes. focused beams can cause hazards during reflection diffuse.

Question 11

Fire triangle is:

Answer 11

Fuel, Oxygen, heat.

Question 12

Methods of cooling

Answer 12

Cooling, smothering and starving

Question 13

Four classes of fire

Answer 13

Class A: Fires involving Solid materials
Class B: Fires involving flammable liquids and gases
Class C: Fires involving electrical fire
Class D: Combustible materials

Question 14

Fire extinguishers type for

1. Class A
2. Class B
3. Class C
4. Class D

Answer 14

water for class A
Foam for class B
CO2 for class C
Dry powder for Class C & D

Question 15

Four main reasons for CO2

Answer 15

1. Blanket fire
2. ability to give rapid discharge
3. ability to penetrate to areas inaccesible to foam
4. non-conductor of electricity