WRITING TASK 1 You should spend about 20 minutes on this task. 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. You should write at least 150 words.

The diagram above outlines the production and processing of coal used to generate

electricity

. In

general

Add a comma

general,

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there are 4 steps

how

Change preposition

in how

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electricity

from coal can be distributed to homes and industries as the customers: mining and extraction, transportation, generation and transmissions and distribution. Coal is

firstly

Change the word

first

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mined from below the

earth

Change noun form

earth's

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surface. The extracted coal is

then

sent to the crushing facility where it will be broken into smaller and uniform

size

Fix the agreement mistake

sizes

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. After that, the crushed coal is placed in the stockpile before being transported to the

power

plant

by trucks. In the

power

plant

, the coal will entered

firstly

into

Correct article usage

a gassifier

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gassifier

Correct your spelling

gasifier

for combustion. In

this

plant

, coal is burnt to generate

gas

that will be sent to the

gas

power

plant

.

However

,

this

gas

will go through

cooling

Correct article usage

a cooling

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system prior to

enter

Wrong verb form

entering

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the

gas

power

plant

. From

gasification

Correct article usage

the gasification

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process, there are

also

produced the

offgas

Correct your spelling

off-gas

which is exhausted

thourgh

Correct your spelling

through

a chimney and solid waste that should be sent to a treatment facility. In the

gas

power

plant

, the coal

gas

will be used to drive the turbines and generate

electricity

. The produced

electricity

is

then

saved in the substation before distributing it to the customers.

In addition

, to the

electricity

, the

power

plant

also

generates a by-product namely heat waste which can be disposed of or recovered as a new resource of energy.