The graph illustrates the process 
to make
 Change preposition
of making
cement
 and how Use synonyms
to 
Verb problem
apply
cement
 is used for concrete production .Use synonyms
Overall
, there are 5 main stages to make Linking Words
cement
 and 4 materials to make concrete for construction Use synonyms
purpose
.
Fix the agreement mistake
purposes
Firstly
, to produce Linking Words
cement
 Use synonyms
first 
the limestone and clay are crushed and the produced powder from Rephrase
apply
this
 is passed through a mixer .After that, the powder is Linking Words
passing
 via a rotating heater where heat is supplied continuously, Wrong verb form
passed
this
 process Linking Words
made
 the mixture. Wrong verb form
makes
Then
, the mixture Linking Words
passed
 on a grinder machine in order to produce Add a missing verb
is passed
cement
. Use synonyms
Finally
, the Linking Words
cement
 is Use synonyms
packaging
 for Wrong verb form
packaged
sales
.
The second diagram Fix the agreement mistake
sale
present
 how concrete Change the verb form
presents
produced
 for housing and industry work . In the first step, Add a missing verb
is produced
one fifths
 Add a hyphen
one-fifths
cement
, one Use synonyms
tens
 of water, Change to a singular noun
ten
quarter
 Correct article usage
a quarter
sand
 and half small stones are mixed in a concrete mixer Change preposition
of sand
togher
 to create the Correct your spelling
together
concreate
.Correct your spelling
concrete