WorksheetsHierarchy of controls + Fire Safety
Total questions: 10
Worksheet time: 5mins
What class of fires is a water fire extinguisher effective against?
Class B
Class C
Class A
Class K
Which type of fire extinguisher uses a dry chemical powder?
Foam fire extinguisher
Wet chemical fire extinguisher
Carbon dioxide fire extinguisher
Dry chemical powder fire extinguisher
Clean agent fire extinguishers are designed for which classes of fires?
Class A and K
Class B and C
Class A and B
Class D and K
What is the first step in the PASS technique for using a fire extinguisher?
Aim the nozzle at the fire
Squeeze the handle
Pull the pin
Sweep the nozzle side to side
Where should you aim the nozzle of the fire extinguisher?
At the flames
At the ceiling
At the base of the fire
At the wall
What is the most likely cause of a burn injury during welding?
Incorrect grounding of the welding machine
Improper ventilation in the welding area
Touching hot metal before it has cooled properly
Using toxic welding rods
Which hazard can result from a damaged cable on a welding machine?
Fire
Fumes
Electric shock
Confined space risk
Which of the following is an example of the "Substitution" level in the hierarchy of controls for welding safety?
Replacing toxic welding rods with less harmful ones
Removing flammable materials from the welding area
Requiring workers to wear fire-resistant clothing
Implementing mandatory safety training
What safety measure should be taken to prevent electric shock when working on electrical equipment?
Always wear safety glasses
Follow Lockout/Tagout procedures
Install proper ventilation systems
Remove all flammable materials from the work area
Which type of control involves using proper ventilation systems to reduce exposure to welding fumes?
Elimination
Engineering controls
Administrative controls
Personal Protective Equipment (PPE)
