explosive tools fire extinguishers and haz materials

Question 1

How does a low velocity tool drive a fastener?

Answer 1

1) The power load imparts sufficient energy directly to a fastener to cause it to penetrate base
materials.

2) The energy from the exploding power load acts directly on a piston, which drives the
fastener? ooooo

Question 2

How does a high velocity tool drive a fastener?

Answer 2

1) The power load imparts sufficient energy directly to a fastener to cause it to penetrate base
materials. ooooo

2) The energy from the exploding power load acts directly on a piston, which drives the fastener?

Question 3

For which types of structural loads are explosive actuated tool fasteners suited?

Answer 3

1) Tension load
2) Shear load
3) Static load ooooo
4) Approved for all loads

Question 4

Which type of power load must be used in the low velocity tool?

Answer 4

1) Paper wad

2) Crimped end oooo

Question 5

The color on the paper wad or end of the cartridge indicates?

Answer 5

1) High velocity or low velocity
2) Power level oooo
3) Material its rated for
4) Type of gun it’s to be used with

Question 6

Power loads show the load strength by the casing material, Color code or power load level number?

Answer 6

1) True oooo

2) False

Question 7

Power loads should not be carried loosely in pockets or aprons with drive pins or other metal objects.

Answer 7

1) Power loads may be set off, causing serious injury or death ooooo
2) The Color code or Power load number could be removed
3) They may become dented and fail to fire

Question 8

Does a power load have to be approved by the manufacturer of the tool before it can be used in that tool?

Answer 8

1) yes ooooo

2) no

Question 9

How are fasteners aligned and retained in the tool?

Answer 9

1) By the plastic guide strip
2) By the locking and guide mechanism
3) By guide member or head of the fastener oooo

Question 10

Fasteners used in explosive actuated tools are manufactured out of what materials?

Answer 10

1) Tempered steel. ooooo
2) Recycled steel
3) Virgin steel
4) Platinum

Question 11

Drive pins are approved for use of anchoring electrical conduit.

Answer 11

1) True oooo

2) False

Question 12

A threaded knurled pin is best used with a hard steel base material?

Answer 12

1) True

2) False ooo

Question 13

All fasteners are usually finished in?

Answer 13

1) Stainless steel
o

2) Zinc
3) Black Lacquer
4) All of the above oooo

Question 14

What is meant by base material?

Answer 14

1) The material into which the fastener shank is driven
2) The material that the tip of the fasteners is made out of
3) The material from which the holding power is obtained
4) A and C are both correct oooo

Question 15

The two materials that are not safe to fasten to when using an explosive actuated tool are?

Answer 15

1) Mild steel, OSB
2) Tempered steel, Spring steel oooooo
3) Extra hard steel, Press board
4) Tempered steel, Mild steel

Question 16

Which one of these base materials that are too brittle to safely fasten to using an explosive
actuated tool.

Answer 16

1) Glass Block
2) Glazed tiles
3) Brick
4) All of the above oooo

Question 17

Which of these base materials are too soft to safely fasten to using an explosive actuated tool.

Answer 17

1) Wood
2) Plaster
3) Drywall
4) All of the above ooooo

Question 18

New concrete should be cured for how many days before fastening is attempted?

Answer 18

1) 1 day
2) 7 days oooo
3) 10 days
4) 12 days

Question 19

Does spalling reduce the holding power of a fastener?

Answer 19

1) no
2) Yes
3) Only if the spalled area extends into the compressive bond zone oooooo
4) No the spalled area allows the fastener to penetrate deeper into the material

Question 20

What is the recommended shank penetration for good holding power when fastening into concrete?

Answer 20

1) Two to four times the diameter
2) Six to eight times the shank diameter ooo
3) Eight to ten times the diameter
4) Ten to twelve times the diameter

Question 21

What is the minimum recommended thickness of concrete that you can safely fasten to?

Answer 21

1) 50mm or 3 inches
2) 75mm or 3 inches ooooo
3) 100mm or 4 inches
4) 150mm or 6 inches

Question 22

When fastening into thin steel the fastener point should protrude 6 mm (¼ inch) to prevent
elastic action of the steel from forcing the fastener out.

Answer 22

1) True oooo

2) False

Question 23

Fasteners should not be driven into steel thinner than what thickness?

Answer 23

1) Thinner than the pin’s shank diameter. ooooo
2) Thinner than the diameter of the fastener head
3) Thinner than the overall length of the fastener

Question 24

Why is fastening through an existing hole in steel not recommended?

Answer 24

1) The fastener could shoot right through the hole and cause an injury
2) There would be a substantial reduction in the bonding strength of the fastener
3) The fastener could deflect ooooo

Question 25

Occupational Health and Safety states that operators of explosive actuated tools should always wear what protective equipment?

Answer 25

1) Operators should always wear eye protection. oooo
2) Operators should always wear rubber gloves
3) Operators should always wear steel toed boots
4) All of the above is correct

Question 26

In the event of a misfire, keep the tool compressed against the work surface for 30 seconds

Answer 26

1) True ooooo

2) False

Question 27

What personal protective equipment should be worn when working in a confined space or a small room?

Answer 27

1) Ear plug and eye protection. ooooo
2) Hard hat and leather gloves
3) Leather gloves and eye protection
4) Hard hat and ear plugs

Question 28

Who is responsible if an accident occurs as a result of an unattended explosive actuated tool?

Answer 28

1) The manufacturer
2) The operator ooooo
3) The owner of the tool

Question 29

How much oil should be added to the tool parts after cleaning?

Answer 29

1) None ooooo
2) Whatever the manufacturer recommends
3) A light covering of all of the moveable components
4) A light covering of the firing mechanism

Question 30

Which part requires replacement most often in a low velocity tool?

Answer 30

1) Piston
2) Buffer ooooo
3) Firing pin
4) Spall guard

Question 31

h2s how much ppm makes you lose your sense of smell?

Answer 31

above 100ppm

Question 32

Who is responsible for your ppe is maintained and is in good working order?

Answer 32

you and employer

Question 33

class A fire extingushers is what and color?

Answer 33

ordinary combustibles and green

Question 34

Class B fire EXT color?

Answer 34

flammible liquids and gases red

Question 35

Class C fire EXT color

Answer 35

electrical and blue

Question 36

class d fire EXT color

Answer 36

combustible metals and yellow

Question 37

class k fire EXT color

Answer 37

grease and oils black

Question 38

whmis class A?

Answer 38

compressed gas

Question 39

whmis class B

Answer 39

flammible and combustible materials

Question 40

whmis class C

Answer 40

oxidizing material

Question 41

whmis class D Division 1

Answer 41

poison and infect (immediate and serious toxic effects)

Question 42

whmis class D Division 2

Answer 42

poison and infect (other toxic effects)

Question 43

whmis Class D Division 3

Answer 43

poison and infect (biohazard and infect)

Question 44

whmis Class E

Answer 44

corrsive material

Question 45

whmis class F

Answer 45

dangerous reactive