The diagram below shows how a biofuel called ethanol is produced.

The diagram illustrates the production of biofuel called

ethanol

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Overall

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, there are 10 steps to produce

an

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ethanol

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.

Firstly

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, plants and trees

are grows

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grow

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by

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through

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the

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exposure

of

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to

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energy from sunlight and carbon dioxide.

Secondly

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, once they reach the harvest

seasons

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season

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, all the

plant

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plants

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and trees are brought to the next

steps

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step

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which is pre-processing.

Thirdly

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, the pre-processing will only take the part of the beads from the plant or tree. Fourthly, the cellulose in the beads will be

processing

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processed

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with other chemical

fluid

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fluids

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into

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to

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become

a

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sugars.

The next step is

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the molecules of sugars will be added with microbes to create

an

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ethanol

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Furthermore

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,

the

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ethanol

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later will be used for a lot of transportation modes

such

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as cars, trucks or

airplanes

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aeroplanes

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.

At the end

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of the steps, all of the transportation will

released

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release

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a form of

emissions

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emission

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which is

a

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carbon dioxide into the air that later mixed with sunlight

become

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becomes

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an

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energy.