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Flashcards in Safety Deck (77)
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1
Q

Are inspectors exposed to the same hazards as welders?

A

Yes

2
Q

The acronym OSHA stands for:

A

Occupational Safety and Health Administration

3
Q

What document covers safety in welding and cutting?

A

ANSI Z49.1

4
Q

Safety training is required by what organization?

A

OSHA

occupational safety and health administration

5
Q

The acronym PPE stands for what?

A

Personal protective equipment

6
Q

What type of clothing is suitable for the welding environment?

A

Wool, cotton, denim, fire retardant material

7
Q

In general, what should welding gloves be made of?

A

Leather

8
Q

The valves of compressed gas cylinders are made of what?

A

Brass

9
Q

The notches on this fitting signify what?

A

Left-hand threads

10
Q

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

A

Acetylene

11
Q

Acetylene must never be used above ____ psi.

A

15 psi

12
Q

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

A

Flashback

13
Q

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:

A

Rupture discs

14
Q

Do fuel gas hoses have regular threads?

A

No

15
Q

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

A

15 minutes

16
Q

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

A

Two turns

17
Q

Is oxygen a flammable gas?

A

No - it is an oxidizer

18
Q

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

A

GFCI

ground fault circuit interrupter

19
Q

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

A

No

20
Q

Above how many milliamps are electrical currents considered harmful?

A

6 milliamps

21
Q

What is the third prong on an electrical cord?

A

Ground

22
Q

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

A

Lock out, tag out

23
Q

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

A

Electrocution

24
Q

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

A

Yes

25
Q

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

A

Fire watch

26
Q

When entering a confined space, is an attendant required?

A

Yes

27
Q

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

A

Confined space

28
Q

What does CPR stand for?

A

Cardio-pulmonary resusitation

29
Q

What does SDS stands for?

A

Safety data sheet

30
Q

What does LEL stand for?

A

Lower explosive limit

31
Q

What does TLV stand for?

A

Threshhold limit value

32
Q

What does GFCI stand for?

A

Ground fault circuit interrupter

33
Q

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

A

Zinc

34
Q

What activities are considered ‘Hot Work?’

A

Anything that creates a flame or spark

35
Q

What is the maximum exposure limit of radiation?

A

2 millirems per hour

36
Q

The device used to monitor radiation exposure is called a:

A

Dosimeter

37
Q

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

A

Flash burn

38
Q

Can safety glasses help block UV (ultraviolet) light?

A

Yes

39
Q

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

A

Ozone

40
Q

What is the approximate temperature of a welding arc?

A

11,000 F

41
Q

The most common welding accident is:

A

Burns

42
Q

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

A

Second degree

43
Q

What classification of burn results in skin turning white?

A

Third degree

44
Q

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

A

Ventilation

45
Q

Is ventilation an important safety consideration in the welding environment?

A

Yes

46
Q

Are Argon and CO2 heavier than air?

A

Yes

47
Q

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

A

19.50%

48
Q

What are the three types of light?

A

Ultraviolet, infrared, and visible

49
Q

What is the upper limit of oxygen in the atmosphere?

A

21.50%

50
Q

Our normal air contains _____ % oxygen.

A

20.50%

51
Q

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

A

Reactive

52
Q

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

A

Inert gases

53
Q

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

A

Flashback

54
Q

Above ______ dB (decibels) can cause hearing damage.

A

85 dB

55
Q

The most common type of fire extinguisher is type:

A

ABC

56
Q

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

A

No

57
Q

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

A

20 ft

58
Q

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

A

D

59
Q

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

A

A

60
Q

What type of extinguisher will put out a kitchen fire?

A

K

61
Q

What type of extinguisher will put out a gasoline fire?

A

B

62
Q

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

A

It can explode

63
Q

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

A

Cracks

64
Q

How often should welding leads and electrical cords be inspected?

A

Every day before use

65
Q

What does JSA stand for?

A

Job safety analysis

66
Q

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

A

Yes

67
Q

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

A

1 foot

68
Q

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

A

Eye protection

69
Q

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

A

Tinted safety glasses

70
Q

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

A

Never

71
Q

Primary shock currents are those above how many milliamperes?

A

6 milliamperes

72
Q

Secondary shock currents have a range of how many milliamperes?

A

0.5 - 6 milliamperes

73
Q

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

A

Eye hazzards

74
Q

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

A

Post a notice

75
Q

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

A

30 minutes

76
Q

The acronym IDLH stands for what?

A

Immediately Dangerous to Life or Health

77
Q

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

A

Radiation exposure