3 Health and safety revision (Promethean)

1. 1. What actions should you take when you need to remove some lagging that is known to contain white asbestos?

• Ask your supervisor for some thick gloves and a dust mask

• Ask your supervisor for safety boots and a dust mask

• Ask your supervisor to install a dust extraction system and wear safety goggles

• Ask your supervisor to have it removed by a specialist contractor

2. 2. A worker plumber that has not been trained in first aid who discovers a work colleague who is conscious after they have fallen and suffered a broken leg should:

• perform CPR on them straight away and seek immediate medical assistance

• only move them if they are in immediate danger and seek immediate medical assistance

• put them into the recovery position and fill in the accident book

• splint the leg with wooden battens and report it to the supervisor

3. 3. An electrical installation needs to be isolated from the supply before carrying out work on the installation in order to prevent:

• damage to cables and components

• interruption of the local supply system

• possible electric shock

• damage to appliances

4. 4. A portable appliance (PAT) test is used to:

• check the gas pressure on a blow torch regulator

• check the operation of a cartridge operated tool

• check the electrical safety of a portable power tool

• check the operation of petrol generator

5. 5. When isolating an electrical supply, which of the following must be carried out?

• Lock-off, test circuit is dead using pendant lamp holder, check test lamp works

• Lock-off, tell customer, check voltage tester works

• Lock-off, test circuit is dead using approved test lamp, check test lamp works

• Tape circuit breaker, test circuit is dead using approved test lamp, check test lamp works

6. 6. Painting wooden ladders can lead to:

• defects in the ladder becoming hidden

• the ladder rungs becoming unstable

• the risk of electrocution when using the ladder

• the prevention of rust damage to the ladder

7. 7. What does a flashback arrestor do?

• It is an aid to memory

• It stops molten metal splashing operator

• It maintains the welding flame constant

• It prevents explosions

Answer explanation

A flashback arrestor is a safety device used in welding and cutting operations. It detects and stops a flame from traveling back through the gas supply, thereby preventing dangerous flashbacks that could lead to explosions or fires.

8. 8. The fire triangle is based on three requirements in order for combustion to take place. These requirements are:

• heat, light and oxygen

• combustion, oxygen and light

• oxygen, ignition source and fuel

• heat, oxygen and water

9. 9. Under the Health & Safety at Work Act, an employer must produce a written health and safety policy statement when employing:

• 1 operative

• 2 operatives

• 4 operatives

• 5 operatives

Answer explanation

An employer must produce a written health and safety policy statement when employing five or more people

10. 10. What actions should you take when you need to remove some lagging that is known to contain white asbestos?

• Ask your supervisor for some thick gloves and a dust mask

• Ask your supervisor for safety boots and a dust mask

• Ask your supervisor to install a dust extraction system and wear safety goggles

• Ask your supervisor to have it removed by a specialist contractor