The diagrams below show the stages and equipment used in the cement-making process, and how cement is used to produce concrete for building purposes. Summarise the information by selecting and reporting the main features, and make comparison where relevant.

These two diagrams regard the

cement

-making process and the concrete production using

cement

for building purposes. As you can observe, in the

cement

production’s

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production

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diagram, there are

few

Correct article usage

a few

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steps that permit to

collect

Replace the word

collection

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cement

Change preposition

of cement

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in many bags. First of all, limestone and clay have to be

positionated

Correct your spelling

positioned

in a crusher which permits

to get

Verb problem

apply

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the powder.

This

powder has to pass between a mixer and a rotating heater.

Then

, the result has to be

grinded

Correct your spelling

ground

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to get the final product, the

cement

.

At the end

of

this

process, the amount of

cement

has to be put in many bags for collecting and

trasporting

Correct your spelling

transporting

.

Regarding the

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The

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concrete production,

it

Correct pronoun usage

apply

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is a mix of many products that are necessary to be put in a concrete mixer.

For getting

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To get

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the final result, the products’ quantities have to be very accurate. There must be 15% of

cement

, 25% of sand, 10% of water and 50% of gravel.