The diagram below shows how ethanol fuel is produced from corn. Summarise the information by selecting and reporting the main features and make comparisons where relevant.

This

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is a flow chart describing the processes through which ethanol fuel is produced by using corn as raw material. It entails 9 basic steps which begin with the maize harvest, and end in the transportation of the end product. It

also

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gives the time frame required for most of the steps. After reaping the maize, it could be stored in a silo or grain bin . The next stage is the milling process , which requires the removal of the corn grains from their cob. Afterwards, the milled grains are cooked in water for 4 hours, and

then

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allowed

let

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apply

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to rest.

This

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resting stage lasts for 48 hours , and it leads to fermentation. When

this

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time has elapsed, the fermented mixture is decanted into its liquid and solid portions. The solid byproduct probably has some other use and is removed

while

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the liquid part is purified to

finally

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extract ethanol.

This

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stage involves purification, and it spans approximately 5 hours, after which pure ethanol fuel is obtained. The end product is stored , and the

last

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step is the transportation of the fuel to the location where it can be put to use.