Safety

Question 1

Are inspectors exposed to the same hazards as welders?

Answer 1

Yes

Question 2

The acronym OSHA stands for:

Answer 2

Occupational Safety and Health Administration

Question 3

What document covers safety in welding and cutting?

Answer 3

ANSI Z49.1

Question 4

Safety training is required by what organization?

Answer 4

OSHA

occupational safety and health administration

Question 5

The acronym PPE stands for what?

Answer 5

Personal protective equipment

Question 6

What type of clothing is suitable for the welding environment?

Answer 6

Wool, cotton, denim, fire retardant material

Question 7

In general, what should welding gloves be made of?

Answer 7

Leather

Question 8

The valves of compressed gas cylinders are made of what?

Answer 8

Brass

Question 9

The notches on this fitting signify what?

Answer 9

Left-hand threads

Question 10

What type of gas is stored in tanks filled with a porous mass and dissolved acetone?

Answer 10

Acetylene

Question 11

Acetylene must never be used above ____ psi.

Answer 11

15 psi

Question 12

On a cutting torch, these devices prevent fuel gas from traveling into the oxygen line and causing what?

Answer 12

Flashback

Question 13

The fuse plugs in the top and bottom of acetylene cylinders that melt at 212 F to prevent explosion in case of a fire are called:

Answer 13

Rupture discs

Question 14

Do fuel gas hoses have regular threads?

Answer 14

No

Question 15

If an acetylene cylinder has been laying down, it must stand upright for at least ____ minutes before being used.

Answer 15

15 minutes

Question 16

Fuel gas cylinders should never be opened more than how many turns?

Answer 16

Two turns

Question 17

Is oxygen a flammable gas?

Answer 17

No - it is an oxidizer

Question 18

What safety feature are the red and black buttons on this electrical outlet?

Answer 18

GFCI

ground fault circuit interrupter

Question 19

If the insulation on an electrical cable is nicked, is it acceptable to wrap it with tape and continue work?

Answer 19

No

Question 20

Above how many milliamps are electrical currents considered harmful?

Answer 20

6 milliamps

Question 21

What is the third prong on an electrical cord?

Answer 21

Ground

Question 22

The safety practice that blocks potential energy going to machinery while it is being worked on is:

Answer 22

Lock out, tag out

Question 23

Ensuring the floor is dry, using wooden platforms or rubber mats are all ways of mitigating:

Answer 23

Electrocution

Question 24

Do employers have to make SDS’s (safety data sheets) available to employees?

Answer 24

Yes

Question 25

A person other than the welder who scans the area for fires is called what?

Answer 25

Fire watch

Question 26

When entering a confined space, is an attendant required?

Answer 26

Yes

Question 27

A space that has limited means of entry or exit and is not designed for continuous occupancy is called what?

Answer 27

Confined space

Question 28

What does CPR stand for?

Answer 28

Cardio-pulmonary resusitation

Question 29

What does SDS stands for?

Answer 29

Safety data sheet

Question 30

What does LEL stand for?

Answer 30

Lower explosive limit

Question 31

What does TLV stand for?

Answer 31

Threshhold limit value

Question 32

What does GFCI stand for?

Answer 32

Ground fault circuit interrupter

Question 33

What is the metal found in galvanizing that causes metal fume fever?

Answer 33

Zinc

Question 34

What activities are considered 'Hot Work?'

Answer 34

Anything that creates a flame or spark

Question 35

What is the maximum exposure limit of radiation?

Answer 35

2 millirems per hour

Question 36

The device used to monitor radiation exposure is called a:

Answer 36

Dosimeter

Question 37

When UV (ultraviolet) light burns the skin it is called arc burn. When UV light burns the retina it is called:

Answer 37

Flash burn

Question 38

Can safety glasses help block UV (ultraviolet) light?

Answer 38

Yes

Question 39

What gas is produced by UV (ultraviolet) radiation and can lead to pulmonary edema, headache, chest pain, and shortness of breath?

Answer 39

Ozone

Question 40

What is the approximate temperature of a welding arc?

Answer 40

11,000 F

Question 41

The most common welding accident is:

Answer 41

Burns

Question 42

When a burn is severe enough to create blisters, which type of burn is it classified as?

Answer 42

Second degree

Question 43

What classification of burn results in skin turning white?

Answer 43

Third degree

Question 44

Natural, mechanical, and extraction are all types of what?

Answer 44

Ventilation

Question 45

Is ventilation an important safety consideration in the welding environment?

Answer 45

Yes

Question 46

Are Argon and CO2 heavier than air?

Answer 46

Yes

Question 47

What is the lower acceptable limit of oxygen in the atmosphere?

Answer 47

19.50%

Question 48

What are the three types of light?

Answer 48

Ultraviolet, infrared, and visible

Question 49

What is the upper limit of oxygen in the atmosphere?

Answer 49

21.50%

Question 50

Our normal air contains _____ % oxygen.

Answer 50

20.50%

Question 51

Argon and helium are inert gases. Oxygen and carbon dioxide are ______ gases.

Answer 51

Reactive

Question 52

Shielding gases that do not combine with any other material and, therefore, do not affect the weld pool in any way are called:

Answer 52

Inert gases

Question 53

The recession of the flame through the torch and into the hose, regulator and/or cylinder, potentially causing an explosion is called:

Answer 53

Flashback

Question 54

Above ______ dB (decibels) can cause hearing damage.

Answer 54

85 dB

Question 55

The most common type of fire extinguisher is type:

Answer 55

ABC

Question 56

Is it acceptable to stand on the top step of a ladder?

Answer 56

No

Question 57

Oxygen and fuel gas cylinders must be stored at least ______ feet apart.

Answer 57

20 ft

Question 58

What type of fire extinguisher will put out a magnesium fire?

Answer 58

D

Question 59

What type of fire extinguisher will put out a paper fire?

Answer 59

A

Question 60

What type of extinguisher will put out a kitchen fire?

Answer 60

K

Question 61

What type of extinguisher will put out a gasoline fire?

Answer 61

B

Question 62

What can happen if a grinding disc is used above its rated RPM (revolutions per minute)?

Answer 62

It can explode

Question 63

Tapping a grinding disc in several places and listening for a sharp ring is a way of checking for:

Answer 63

Cracks

Question 64

How often should welding leads and electrical cords be inspected?

Answer 64

Every day before use

Question 65

What does JSA stand for?

Answer 65

Job safety analysis

Question 66

Does the CWI need to be involved in completing the JSA (job safety analysis)?

Answer 66

Yes

Question 67

For every 4 feet up a structure a ladder leans, the base should be moved away from the structure _____ feet.

Answer 67

1 foot

Question 68

Safety glasses, face shields and goggles are all types of \_\_\_\_\_\_\_\_.

Answer 68

Eye protection

Question 69

What eye protection should be used when performing SAW (submerged arc welding)?

Answer 69

Tinted safety glasses

Question 70

When is it acceptable to use teflon tape on the regulator of a compressed gas cylinder?

Answer 70

Never

Question 71

Primary shock currents are those above how many milliamperes?

Answer 71

6 milliamperes

Question 72

Secondary shock currents have a range of how many milliamperes?

Answer 72

0.5 - 6 milliamperes

Question 73

Grinding dust, sparks, spatter, fumes and radiation are all what type of hazard?

Answer 73

Eye hazards

Question 74

How shall the welder protect others who may unkowingly come in contact with hot materials?

Answer 74

Post a notice

Question 75

A fire watch shall be maintained for at least ____ minutes after competion of welding and cutting?

Answer 75

30 minutes

Question 76

The acronym IDLH stands for what?

Answer 76

Immediately Dangerous to Life or Health

Question 77

Use of shielding, distance from the source and exposure time can all limit what health concern?

Answer 77

Radiation exposure

Question 78

Acetylene becomes unstable above what pressure?

Answer 78

15 psi