The diagram below shows a simple system that turns dirty water into clean water. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

the given diagram illustrates how to make a basic

water

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filter to produce clean

water

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.

Overall

Linking Words

. there are 5 main

steps

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, starting with impure

water

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and finishing with drinking

water

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from the tap the first

steps

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. they use two plastic barrels to connect with each other through a tube and the top of the first bin is

water

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and its bottom half are three mixtures of sand, charcoal and gravel. the second

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steps

Fix the agreement mistake

step

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. the next one is a filtered

water

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tank. At the beginning of the process, the third

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steps

Fix the agreement mistake

step

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,

water

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is poured into the first tank. After that, it goes down through the sand layer, charcoal layer, and gravel layer. the four

steps

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. the impure

water

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will be removed and the clean

water

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gets into the second

water

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tank. the final

steps

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. the user can use

from

Correct pronoun usage

it from

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the tap and the

water

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ready to distribute to the market and user