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Card 16

Front

What happens during chlorinaton?

Back

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Card 17

Front

What do filter beds and sedimentation tanks remove from dirty water?

Back

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Card 18

Front

Why is tap water clean but not pure?

Back

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Card 19

Front

Why are small amounts ofnfluoride added to drinking water?

Back

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Card 20

Front

Describe the term demineralisation.

Back

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Card 21

Front

Describe the term remineralisation.

Back

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Card 22

Front

3 benefits of adding fluoride to water.

Back

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Card 23

Front

Explain the term fluorosis.

Back

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Card 24

Front

2 reasons why people might be against adding fluoride to water.

Back

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Card 25

Front

What is the process of desalination?

Back

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