The process of wheat becomes flour -1
refining
Wheat carried into the factory, prepares to be flour.
First, remove unnecessary things perfectly using machines.
For example, there are the following machines.
-The machine to remove light things using wind.
-The machine to remove metal using magnetism.
-The machine to remove tuning of different size from wheat.
-The machine to remove tuning of different shapes
from wheat.
-The machine to remove tuning of different specific gravity
from wheat.
-The machine to remove dirt and
the on the surface of what grains.
By the time wheat go through all these machines,
most unwanted substances are removed and
the surface of wheat grains is clean.