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

The diagram illustrates the steps and the simple

equipments

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equipment

types of equipment

pieces of equipment

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involved in the production of clean drinking

water

. Looking from an

overall

perspective, shows that, two

plastic

drum

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drums

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are the main equipment for filtering

water

,

furthermore

, three different materials are used (sand, charcoal, gravel). In the first stage of producing

water

, the amount of

water

is poured

to

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into

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the big

plastic

drum,

then

this

water

pass

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passes

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away from three different layers,

first

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the first

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layer includes sand,

second

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the second

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one is charcoal and the

last

one is gravel. These materials help to produce clean

water

and clean it. After passing through these materials the filtered

water

flowing

Wrong verb form

flows

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to a

plastic

barrel which,

connect

Correct subject-verb agreement

connects

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two drums together. The second

storge

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storage

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drum is placed in front of

Correct article usage

the other

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other drum

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another drum

other drums

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, as

it

Correct pronoun usage

apply

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shown

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is shown

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in the picture it has a

plastic

lid too. The prepared

water

is

storage

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stored

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in the second drum and it is ready for drinking.