Appliance fuel types

Which of the following is a category of fuel used in domestic properties?

• Hydrogen

• Natural gas

• Nuclear

• Biomass

What type of fuel is LPG?

• Liquid petroleum gas

• Liquid propane gas

• Light petroleum gas

• Low-pressure gas

Which of the following is considered a sustainable, low carbon fuel?

• Coal

• Oil

• Natural gas

• Sustainable, low carbon fuels

What is the most widely used fuel that is a combustible mix of hydrocarbon gases?

• Natural gas

• Coal

• Diesel

• Kerosene

In its purest form, how is natural gas described?

• Colorless and odorless

• Blue and fragrant

• Green and pungent

• Yellow and sweet-smelling

Why is an odor added to natural gas before distribution?

• To enhance its energy content

• To make it visible

• To detect leaks

• To change its color

What happens when natural gas is burnt?

• It releases a high amount of energy

• It turns into a solid

• It becomes non-combustible

• It loses its odor

Where is natural gas often found?

• In the atmosphere

• In shallow water bodies

• When extracting oil from deep below the Earth's surface

• In volcanic rocks

What is the primary component of natural gas?

• Ethane

• Propane

• Methane

• Butane

Which gas in natural gas has a chemical symbol of C3H8?

• Methane

• Propane

• Ethane

• Butane