Deck 2: Welding Safety

Question 1

If a nonferrous stone is used to grind ____, the stone is quickly worn away.

A) alloys
B) nonferrous metal
C) amalgam
D) ferrous metal

Answer 1

D

Question 2

The symbol for a type D extinguisher is a ____ with the letter D in the center.

A) green triangle
B) red square
C) blue circle
D) yellow star

Answer 2

D

Question 3

Safety boots with steel toes should be avoided in welding shops.

Answer 3

False

Question 4

All welding and cutting processes produce undesirable by-products.

Question 5

During use, the adjustable wrench should be adjusted tightly on the nut and pushed so that most of the force is on the ____.

A) slide jaw
B) middle of the handle
C) fixed jaw
D) end of the handle

Question 6

Cylinders equipped with a valve protection cap must have the cap in place unless the cylinder is ____.

A) in use
B) refrigerated
C) outdoors
D) lying on its side

Question 7

Ozone is very irritating to all mucous membranes.

Question 8

Acetylene cylinders that have been lying on their sides must stand upright for ____ or more before they are used.

A) two hours
B) four hours
C) eight hours
D) sixteen hours

Question 9

Ground-fault circuit interpreter (GFCI) devices are often referred to as ____.

A) faulters
B) CIs
C) GFIs
D) grounders

Question 10

Only two-wire, grounded extension cords connected to properly grounded, two-wire receptacles should be used with portable power tools.

Question 11

A fire extinguisher works by breaking the fire triangle of heat, fuel, and ____.

A) air
B) oxygen
C) nitrogen
D) hydrogen

Question 12

Because electric tools spark, portable electric tools should never be started or operated in the presence of propane, natural gas, gasoline, paint thinner, ____ , or other flammable vapors.

A) acetylene
B) tungsten
C) carbon
D) aluminum

Question 13

Shears work like powerful ____.

A) tweezers
B) saws
C) knives
D) scissors

Question 14

In a plug, the grounding prong is the longest of the three prongs.

Question 15

Both chromium and zinc are plating materials used to prevent iron or steel from rusting.

Question 16

During welding, one or more of the three types of light may be present.

Question 17

Guidelines for the respiratory protection program are available from the NIOSH office in Washington, DC.

Question 18

First-degree burns have occurred when the surface of the skin is severely damaged, resulting in the formation of blisters and possible breaks in the skin.

Question 19

Ultraviolet light can pass through light-colored clothing.

Question 20

It is dangerous to store fuel and oil in the same toolbox as regulators and ____.

A) caps
B) cylinder fittings
C) electrodes
D) cylinder valves

Question 21

Material specification data sheets are often called ____________________.

Question 22

All-____________________ gloves are sometimes used when doing very light welding.

Question 23

The eye can be burned on the white or on the retina by ____________________ light.

Question 24

Most electrical equipment in a welding shop is powered by alternating-current (AC) sources having input voltages ranging from 115 to ____________________ volts.

Question 25

Welding cables must never be spliced within 10 ft of the ____________________ holder.