The diagram below shows how ethanol fuel is produced from corn.

The given chart illustrates the

process

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of producing ethanol from

corn

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.

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, it can be seen that there are approximately 9 steps in the

process

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, starting from the collection of

corn

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from the field, and culminating with pure ethanol, ready to be transported and sold. The

process

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of producing ethanol from

corn

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starts with the collection and storage of

corn

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. The

corn

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is

then

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milled and cooked with water for around 4 hours. Once it has been cooked, it

then

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undergoes a

process

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of fermentation which takes around 48 hours to complete. Afterwards, the fermented product is

then

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put through a

process

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which separates the liquid from the solids. The liquid

then

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needs to be purified, which takes around 5 hours,

while

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the solid material ends up being a useful by-product of the

process

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. After the liquid has been purified, it can

then

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be stored before it is shipped to the consumers.