The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The illustration below shows how a biofuel known as ethanol is made.

Overall

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, we can separate the process into four different stages. First of all, the raw material,

then

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,

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apply

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the processing, followed by the final ethanol and

finally

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, how it comes back to nature. In the first two stages, plants and trees are harvested and

displaced

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transported

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to a pre-processing

, where

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stage, where

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this

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material is converted into cellulose. After that, it is transported to a laboratory where cellulose is worked

to

Change preposition

on to

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transform it into another state.

This

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process is at the same time both the primary and scientific sectors. Later, the cellulose is transformed into sugars after a scientific procedure

to

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, to

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then

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microbes

be

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are

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added to

finally

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get the ethanol. It is introduced into vehicles

such

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as cars, planes or trucks. These machines release a gas called Carbon Dioxide

which

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, which

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is essential for the trees and

plants

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plants'

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growth

so

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, so

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the system can be done again.