The given graphs illustrate the process by which cement and concrete are made for building purposes.
Overall
, the raw materials go through four essential stages before being sealed for Linking Words
furter
commercial Correct your spelling
further
usages
.
As Fix the agreement mistake
usage
state
above, the very first of the four Wrong verb form
stated
step
is to crush both limestone and clay into powder. Change to a plural noun
steps
Secondly
, the aforementioned substances Linking Words
is
Change the verb form
are
then
run through a mixer Linking Words
aparatus
. Correct your spelling
apparatus
Thirdly
, following that, the mixed dust is heated in a rotating cylinder using Linking Words
outward
source of open flame. Add an article
an outward
the outward
Finally
, in the fourth and Linking Words
last
stage of the process, the heated goods are Linking Words
grinded
into fine grains before being bagged for distribution.
Following that, to make concrete, the previous ingredient is added in a concrete mixture with water, sand and gravel in 15, 10, 25 and 50% portions Correct your spelling
ground
repectively
. The end result is an adhesive concoction fit for construction uses.Correct your spelling
respectively