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.

The illustrations display

that

Correct word choice

apply

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how the

cement

is produced, what equipment is used to produce

cement

and

process

Correct article usage

the process

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of making concrete for building

purpose

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purposes

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.

Overall

, both of them are man-made and linear processes. Making

cement

contains six stages, beginning with crushing raw

materials

and ending with being bagged;

however

, concrete is made by only one stage and equipment. First of

all

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,all

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crusher crushes limestone and clay to make powder and it is passed into the mixer

where

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which

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takes away all

materials

to

rotating

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the rotating

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heater in order to grind

heating

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the heating

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materials

. After that,

cement

is ready to be bagged and to be used for producing concrete. The only

one

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stage of manufacturing concrete is to mix all raw

materials

using concrete mixer equipment. The main ingredient to produce concrete is gravel, which is used exactly a half proportion, and the second one is sand being used a quarter proportion in concrete. For making concrete,

cement

and water are used

small

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in small

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percentages with 15% and 10%.