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 graph demonstrates the simple process that purifies

water

Use synonyms

with impurity to the freshwater.

overall

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, it was important that

this

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method has 4 various stages that start with dirty

water

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and end with clean H2O. the diagram, in the beginning, humans have to put impurities in the tank.

this

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drum has a plastic lid on its head and it is made of plastic too.

In addition

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,

this

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tank has three sections that are full of sand, charcoal, and gravel from upper to bottom and these materials obtain the dirt and send clean

water

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to the side after a long time. in fact, these materials are the main items that do

water

Use synonyms

purification. The image illustrates that clean

water

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is sent by a pipe to the top of the drum that stores the freshwater.

Moreover

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,

this

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tool has a valve in the bottom that people can use for drinking the freshwater.