C&G 2365 - L2 - UNIT 201 - Gases

Multiple Choice

Which of the following gases is stored in a cylinder with a blue colour and uses a left hand thread direction?

• Propane

• Butane

• Oxygen

• Nitrogen

Open Ended

Why is it important to understand the properties and handling procedures of gases and heat producing equipment in building services engineering?

Multiple Choice

Which part of the oxyacetylene equipment is responsible for controlling the flow of gas to the torch?

• Main control valve

• Pressure regulator

• Flash back arrestor

• Nozzle

Fill in the Blank

List two safety precautions that should be taken when using LPG equipment.

Open Ended

Why is it important to visually inspect gas equipment before use?

Multiple Select

Which of the following are recommended practices when transporting gas cylinders?

• Store cylinders upright with ventilation

• Label the vehicle on the outside

• Transport in a locked, unventilated space

• Keep cylinders lying down

Multiple Select

What are two dangers associated with gas equipment in confined spaces?

• Build-up of CO2 or CO

• Cold burns from valve and cylinder

• Furniture damage

• Flash back arrestor failure

Fill in the Blank

Fill in the blank: When soldering, you should carry a dry powder or ___ extinguisher.

Multiple Choice

Which of the following gases is stored in a cylinder with a blue colour and a left hand thread direction?

• Propane

• Butane

• Oxygen

• Nitrogen

Open Ended

Reflecting on today's lesson about gases and heat producing equipment, what is one important safety consideration you learned that you would apply in a real-world situation?