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

The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparison where relevant.
IELTS Writing Task Chart for The diagram below shows how a biofuel called ethanol is produced. Summarise the information by selecting and reporting the main features, and make comparison where relevant.
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The provided diagram illustrates the process of ethanol production .
Overall
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, it is clear from the graph that
this
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process is a closed loop , and
also
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it can be observed that the diagram covers all the steps starting with a growing plant to the end , which is the usage of
this
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liquid in different fields.
Initially
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, plants start consuming energy and carbon dioxide to grow to be harvested, harvesting is the needed part. Humanstake crushes
this
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material with specialist machines as the pre-processing step begins. Cellulose is extracted and sent to the lab to be processed . to give out the desired sugars.
Lastly
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, microbes are added to the sugars to make the final product, which would be ethanol. Afterwards,
this
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valuable substance is used as a fuel in cars and aircraft and the steps restart as plants and trees use the CO2 from exhaust gases to regenerate.

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Basic structure: Change the third paragraph.
Vocabulary: Only 5 basic words for charts were used.
Vocabulary: The word "diagram" was used 2 times.
Vocabulary: Use several vocabularies to present the data in the third paragraph.
Topic Vocabulary:
  • biomass
  • milling
  • fermentation
  • enzymes
  • distillation
  • dehydration
  • molecular sieves
  • denatured
  • ethanol
  • raw materials
  • sugarcane
  • corn
  • impurities
  • purified
  • distribution
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