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 diagrams illustrate the steps of how

cement

is made

along with

things which have to be obtained to put the concrete-making process to an end.

Overall

, making

cement

seems to be more complicated with its instruction than trying to get concrete with only a few crucial products.

Firstly

, to make

a

Remove the article

cement

a block of cement

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cement

you have to crush the limestone and clay it together and

then

mix it.

Next,

the substance will go through a rotating heater which will make it warm and ready for grinding.

That is

how the

cement

becomes ready to be packed into bags.

On the other hand

, concrete production demands putting only four things together in a concrete mixer, which is

essential

Add an article

an essential

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machine in

this

process. In the end, the products which must be mixed together are 15% of

cement

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

them

Add a comma

,them

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the substance is completed.