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 comparisons where relevant.

The

process

illustrates the phases and apparatus to make

cement

and how

cement

is utilized in the

production

process

of concrete for construction.

It is clear that

the

cement

production

process

consists of seven distinct stages.

This

production

of

cement

begins with the mixing of raw materials and ends with the packing of new

cement

. Making concrete is a simple

process

that is

the

Correct article usage

apply

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mixing four ingredients in a concrete mixer.

According to

the

cement

production

process

,

at

Change preposition

in

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the first stage, limestone and clay are crushed before being mixed.

On

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In

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the following stage, the mixing powder is passed through a rotating heater. Once

this

powder is heated,

this

powder is carried

a

Change preposition

on a

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convey belt for the following stage. The mixture is ground, using a grinder. Now that the

cement

has been produced and is transported to a construction site where it can be used to make concrete. Looking at the concrete

production

process

, at the first step, 15% of

cement

are

Correct subject-verb agreement

is

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mixed with 10% of water,

quarter

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a quarter

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of sand and a half of gravel. All of

ingredient

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the ingredient

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is situated in a concrete mixer and is rotated until

concrete

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the concrete

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is yielded.