Cold Water Session 2 Revision.

Who is responsible for the supply of water to consumers?

• The local government

• The water undertaker

• The consumer

• The environmental agency

How many homes can a typical reservoir supply?

• 150,000 homes

• 1,000 homes

• 10,000 homes

• 100,000 homes

What pipe connects the suppliers main to the property boundary?

• Service pipe

• Communication pipe.

• Supply valve

• Water meter

What can rain harvesting not be used for?

• Drinking water

• Irrigation

• Toilet flushing

• Laundry

What five things are the Water Regulations designed to prevent?

• Waste, misuse, undue consumption, contamination, erroneous billing

• Waste, misuse, undue consumption, contamination, incorrect installation

• Waste, misuse, undue consumption, contamination, incorrect pressure

• Waste, misuse, undue consumption, contamination, incorrect temperature

Why should cold water storage cisterns be positioned as high as possible?

• To reduce the cost of installation

• To increase water temperature

• To provide adequate pressure

• To minimize water usage

What is required for water to be classified as Fluid Category 1?

• It must be hot and suitable for industrial use.

• It must be clean, cold, and wholesome.

• It must be untreated and from a natural source.

• It must be chemically treated and stored.

According to the water regulations, where should drinking water ideally be supplied from?

• A private well

• A bottled water company

• A water undertaker’s mains supply

• A rainwater collection system

What causes the aesthetic quality of water in Fluid Category 1 to be impaired?

• A change in its temperature

• The presence of harmful chemicals

• A decrease in pH level

• An increase in mineral content

Which of the following is NOT a characteristic of Fluid Category 2?

• Changes are aesthetic only

• Constitutes a health risk

• May occur in water heated in a hot water secondary system

• Includes water softened by a domestic water softener