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

Use synonyms

-making process and the concrete production using

cement

Use synonyms

for building purposes. As you can observe, in the

cement

Use synonyms

production’s

Change noun form

production

show examples

diagram, there are

few

Correct article usage

a few

show examples

steps that permit to

collect

Replace the word

collection

show examples

Use synonyms

cement

Change preposition

of cement

show examples

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

show examples

the powder.

This

Linking Words

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

Then

Linking Words

, the result has to be

grinded

Correct your spelling

ground

show examples

to get the final product, the

cement

Use synonyms

.

At the end

Linking Words

of

this

Linking Words

process, the amount of

cement

Use synonyms

has to be put in many bags for collecting and

trasporting

Correct your spelling

transporting

.

Regarding the

Change preposition

The

show examples

concrete production,

it

Correct pronoun usage

apply

show examples

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

For getting

Change preposition

To get

show examples

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

cement

Use synonyms

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