The diagram shows the preparation of two main products of construction 
including 
Change preposition
apply
Cement
 and Concrete Production, with enumeration of all the necessary equipment. 
Use synonyms
Overall
, as it is depicted, the creation of Linking Words
cement
 starts with Crushing limestone and clay, Use synonyms
meanwhile
 the process of concrete production commences with mixing Add a comma
meanwhile,
cement
 and other elements. 
Use synonyms
Firstly
 as it was mentioned limestone and clay are crushed by crusher, Linking Words
subsequently
 the powder Linking Words
that is
 made from that process goes to the mixer to be blended. Afterwards, the substance is Linking Words
being 
entered Unnecessary verb
apply
to
 the rotating heater where it is Change preposition
into
being 
circulated and heated at the same time. Unnecessary verb
apply
Finally
, the taken material is Linking Words
grounded
 by a grinder, Verb problem
ground
therefore
 Linking Words
cement
 is ready to be put into the bags. 
Use synonyms
By
 the second illustration, it can be noticed that to create the concrete, 15% of Change preposition
In
Cement
 must be added alongside 10% of water, 25% of sand Use synonyms
as well as
 50% of gravel to the concrete mixer where the substance is swirling. After mixing all the items together, Linking Words
as a 
Linking Words
result
 the concrete is made.Add a comma
result,