Safety

Question 1

What is PPE?

Answer 1

Personal Protective Equipment including: Safety Glasses, Gloves, Steel Toed Workboots, Face Shield Welding Helmet, Hearing Protection.

Question 2

Safety glasses must be approved by which organization?

Answer 2

CSA: Canadian Standards Association

Question 3

Face shields must be used when opperating which tools at the YRHS?

Answer 3

Pedastel Grinder, Buffing Wheel, & Angle Grinders

Question 4

Goggles or side shields must be worn overtop what?

Answer 4

Glasses which are not CSA approved safety glasses

Question 5

Hearing protection must be worn when operating which tools?

Answer 5

Pedastel Grinder & Angle Grinders

Question 6

Which types of clothing are not safe while performing hot work?

Answer 6

Man made synthetic materials are not acceptable these include: Nylon and Polyester

Question 7

Which types of clothing are safe while performing hot work?

Answer 7

Natural Non man made clothing including wool leather and cotton

Question 8

How far may sparks and spatter travel?

Answer 8

According to AWS (American Welding Society) 35’ Feet

Question 9

How close must fire extinguishers be when performing hotwork?

Answer 9

According to OHS (Occupational Health and Safety) no more than 9 metres

Question 10

What is the maximum distance the tool rest is allowed to be from the abrassive wheel on a pedestal grinder?

Answer 10

According to OHS (Occupational Health and Safety) no more than 3 millimetres

Question 11

What is the first piece of equipment a welder should check is working before welding?

Answer 11

Ventilation

Question 12

What are the three components that make up the fire triangle?

Answer 12

Oxygen, Fuel, Heat

Question 13

A class A fire is what type of fire?

Answer 13

Ordinary Combustible, this includes paper, wood, cardboard, plastic.

Question 14

A class B fire is what type of fire?

Answer 14

Flammable Liquids, this includes oil, gas, diesel, kerosene.

Question 15

A class C fire is what type of fire?

Answer 15

Energized Electrical Fire, this includes any electrical equipment that is energized and on fire. When the equipment is turned off it becomes a class A fire.

Question 16

A class D fire is what type of fire?

Answer 16

Combustible Metals Fire, Lithium, Potassium, Sodium, Magnesium.

Question 17

P.A.S.S stands for what?

Answer 17

Pull the pin, Aim at the base of the fire, Squeeze the trigger, Sweep side to side.

Question 18

WHMIS stands for What?

Answer 18

Workplace, Hazardous, Material, Information, System.

Question 19

MSDS stands for What?

Answer 19

Material Safety Data Sheets

Question 20

Welding zinc coated materials may cause what?

Answer 20

Fume Fever or Brass Chills

Question 21

Cylinder collar secures what?

Answer 21

A compressed gas cylinder

Question 22

What are some potential hazards of carbon dioxide shielding gas?

Answer 22

displaces oxygen and can build up in confined spaces, electric arc in the presence of C02 produces Carbon Monoxide

Question 23

What lens shade is required for SMAW

Answer 23

10

Question 24

What lens shade is required for GMAW

Answer 24

11

Question 25

What lens shade is required for OAW

Answer 25

5 or 6

Question 26

What fire extinguishers are suitable to fight a class B fire?

Answer 26

Foam, Dry Chemical, C02

Question 27

What fire extinguishers are unsuitable to fight a class A fire?

Answer 27

CO2,

Question 28

Which fire extinguisher is suitable to fight a class C Fire?

Answer 28

Dry Chemical, C02

Question 29

Why is a C02 Fire extinguisher unsuitable to fight a class A fire?

Answer 29

A C02 extinguisher will momentarily put out a class A fire however embers and coals may reignite as soon as the extinguisher is off or depleted and oxygen is allowed to return.

Question 30

A safety chain secures what?

Answer 30

A compressed gas cylinder

Question 31

Chisels and Punches must be checked for what?

Answer 31

Mushroomed ends which may flake off at high speed when struck.