The diagram below shows how rainwater is collected and then treated to be used as drinking water in an Australian town. Summarise the information by selecting and reporting the main features and make comparisons where relevant.

The illustration presents an overview of the key

stage

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involved in the collection of rainwater and the manufacturing of rainwater in an Australian town.

Overall

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there are three main steps namely preparation, processing and using

water

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treatment. The whole process of

water

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production starts when it rains, the

water

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from the people’s house flows down the same drain before undergoing a filter machine.

After

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this

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, the rainwater is filtered in order to remove any impurities, followed by being passed into a container through a tube which is positioned at the top of the container. In the next step, the filtered

water

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through a tube which is located at the left bottom of the container is connected to a treatment tank. In

this

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stage

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, the

water

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is added with any chemicals with a view to be transformed chemically before moving to the final step.

Subsequently

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, a penultimate

stage

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which is delivering

water

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treatment via a pipe is carried out. It

then

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leads to the final

stage

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of the processing where the

water

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is used in other houses.