The diagram below shows how one type of coal is used to produce electricity. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The process chart illustrates the production of

electricity

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by one type of coal mineral.

Overall

Linking Words

,

extraction

Correct article usage

the extraction

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of coal from the mines

ndergone

Correct your spelling

undergone

a number of processes to produce

electricity

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,

such

Linking Words

as mining, crushing, transporting, cooling, cleaning and

send

Wrong verb form

sending

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to

gas

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plant

Fix the agreement mistake

plants

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for

further

Linking Words

supply

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electricity

Change preposition

of electricity

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to users. It is conspicuous that the first step

to

Add a missing verb

is to

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mine the raw coal from the mine and crush it in small pieces to make it ready for transportation by trucks,

Secondly

Linking Words

, it

transported

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is transported

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to the gasifier, which

produce

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produces

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heat and

gas

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.

Furthermore

Linking Words

, the

gas

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send

Wrong verb form

is sent

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for cooling and it produces waste heat and

remaining

Correct article usage

the remaining

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gas

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undergone

Wrong verb form

undergoes

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for cleaning process. Probing ahead, the purified

gas

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then

Linking Words

sends

Wrong verb form

sent

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to

gas

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plants, where it

produce

Correct subject-verb agreement

produces

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waste heat and

rest

Correct article usage

the rest

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is pure

gas

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, which

produce

Change the verb form

produces

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electricity

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, which

uses

Wrong verb form

is used

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for factories and

power houses

Correct your spelling

powerhouses

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. Nextly, the stored

electricty

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electricity

in power stations,

transmitted

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is transmitted

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for use in houses and businesses.

Moreover

Linking Words

,

this

Linking Words

process continues again and again to keep running appliances and factories.