The diagram below shows how salt is removed from sea water to make it drinkable.

The given flow charts

illustrates

Change the verb form

illustrate

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the series of steps involved in the process of distillation of

sea

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water

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tp

Correct your spelling

to

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be drinking

water

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.

Overall

Linking Words

the whole procedure for filtering the

sea

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water

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entails

of

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apply

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four steps, starting with

take

Wrong verb form

taking

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up the saltwater

pass

Wrong verb form

passing

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the

pipe

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to the several treatment

process

Change to a plural noun

processes

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.

Moreover

Linking Words

, there are three

filter

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tank

Fix the agreement mistake

tanks

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, one storage and eight

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pipe

Change to a plural noun

pipes

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for

flow

Correct article usage

the flow

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the

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of the

show examples

water

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.

Firstly

Linking Words

, the

water

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streamed directly from the

sea

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to the pre-treatment

filter

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and there is another

pipe

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on the bottom for

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filter

Correct article usage

the filter

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backwash

Fix the infinitive

to backwash

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the

water

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Linking Words

then

Correct word choice

and then

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returned

Wrong verb form

return

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the

water

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to the

sea

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.

Secondly

Linking Words

, the

water

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run

Wrong verb form

runs

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to the second

filter

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stages

Fix the agreement mistake

stage

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where the

water

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force

though

Correct your spelling

through

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membrane

Correct article usage

the membrane

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with high

presure

Correct your spelling

pressure

, on

this

Linking Words

stage only

water

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molecule

Fix the agreement mistake

molecules

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that

Correct pronoun usage

apply

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can pass the membrane,

while

Linking Words

the impurities and salt are

sending

Wrong verb form

sent

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back to the bottom

pipe

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for returned to

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sea

Correct article usage

the sea

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again.

Thirdly

Linking Words

,

water

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flow to the

last

Linking Words

treatment, post-treatment with adding the

water

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with lime, chlorine and

flouride

Correct your spelling

fluoride

to make the

water

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more

Change the word

apply

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clearer.

Lastly

Linking Words

, the drinkable

water

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are

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is

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store

Wrong verb form

stored

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in the

water

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storage and

this

Linking Words

part

connected

Add a missing verb

is connected

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with

Change preposition

to

show examples

Use synonyms

pipe

Correct article usage

a pipe

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for

Change preposition

to

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integrate the

water

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to

Change preposition

into

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the

water

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supply system.