mCHP Systems and Water Conservation Quiz

What is one advantage of installing an mCHP system?

• It has high initial installation costs.

• It is not suitable for all properties.

• It saves carbon over centrally generated electricity.

• It has limited capacity for electrical generation.

Which gas is often used as the internal gas in a Stirling engine?

• Oxygen

• Nitrogen

• Helium

• Carbon Dioxide

What is a requirement for a building to make an mCHP system viable?

• The building should have low demand for space heating.

• The building should have a high demand for space heating.

• The building should be well-insulated.

• The building should have a small size.

What are the two methods of water conservation commonly used in the UK?

• Desalination and water recycling

• Rainwater harvesting and grey water reuse

• Water purification and filtration

• Groundwater extraction and storage

What is the target for reducing average drinking water consumption set by the Code for Sustainable Homes?

• 150 litres per person per day

• 80 litres per person per day

• 103 litres per person per day

• 125 litres per person per day

Which type of water is suitable for human consumption according to the table?

• Rainwater

• Grey water

• Blackwater

• Wholesome, potable water

Which of the following is NOT a use for harvested rainwater?

• Flushing toilets

• Drinking water

• Car washing

• Garden watering

What is the first step in the process of rainwater harvesting?

• Filtration

• Storage

• Collection

• Reuse

Which type of roof material may not be suitable for a rainwater harvesting system due to potential health risks?

• Copper

• Asphalt

• Wood

• Tile

What is one factor that governs the amount of water harvested in a rainwater harvesting system?

• The color of the roof

• The size of the roof area

• The type of gutter used

• The height of the building