The diagram below illustrates how a simple water filter is constructed and how it functions to produce clean drinking water.

the

process

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diagram shows a construction of a drinking

water

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filter and its

process

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of producing drinking

water

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.

this

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process

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has two major devices, a barrel-shaped

bucket

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and a drinking

water

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storage tank with a tap. there are three filter layers in the

bucket

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among which charcoal is placed between sand and gravel. at the bottom of the

bucket

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. the third layer is linked by a long pipe with a pump to a

close

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closed

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tank. there are two main steps in the production of drinking

water

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, the

process

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begins with opening the lid of the

bucket

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and pouring impure

water

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into the

bucket

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.

then

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, the impure

water

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is filtered through sand, charcoal and gravel layer in order to produce pure drinking

water

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. at the

last

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step of the

process

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, the pure

water

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is pumped into the tank for storage.

overall

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,

it is clear that

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drinking

water

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can be produced in two main steps by a

water

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filter.