More cards in this set

Card 6

Front

What can you do if water is not suitable for a particular purpose?

Back

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Card 7

Front

Why is chlorine used to treat water?

Back

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Card 8

Front

What is the disadvantage of using chlorine to treat water?

Back

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Card 9

Front

Why are fluoride compounds added to water supplies?

Back

Preview of the front of card 9

Card 10

Front

There are arguments for and against adding fluoride to water supplies, what is one of the main arguments against?

Back

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Card 11

Front

What are the advantages of softening hard water?

Back

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Card 12

Front

What are the disadvantages of softening hard water?

Back

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Card 13

Front

What would be the consequences of not adding chlorine to tap water?

Back

Preview of the front of card 13

Card 14

Front

What would be the consequences of not adding fluorine to water?

Back

Preview of the front of card 14