The diagram below shows the stages and equipment used in the cement-making progress, 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 diagram shows the steps and tools used during the process of making

cement

Use synonyms

, and how concrete for buildings is produced from

this

Linking Words

cement

Use synonyms

.

Cement

Use synonyms

is made by mixing and processing several

ingredient

Change to a plural noun

ingredients

show examples

together and the

cement

Use synonyms

is

then

Linking Words

mixed with another set of ingredients to make concrete. First,

cement

Use synonyms

production beings with limestone and clay being crushed into powder and

then

Linking Words

mixed together in a mixer.

Next

Linking Words

, the mixed powder is heated in a special rotating heater and

then

Linking Words

ground into

Use synonyms

cement

Add an article

the cement

show examples

before being put into bags. To make concrete from

cement

Use synonyms

, the first thing you need to do is combine the

cement

Use synonyms

with water, sand, and gravel. The mixture is not equal, with sand and gravel making up

three quarters

Add a hyphen

three-quarters

show examples

of the mixture and

cement

Use synonyms

and water accounting for the remaining

one quarter

Add a hyphen

one-quarter

show examples

.

This

Linking Words

combination is mixed together in a special rotating container called a concrete mixer to produce concrete.