Comparing the two methods of producing ethanol
1 mark · EasyState the main raw material used for producing ethanol by the fermentation method.
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Sugar (from sugar beet, sugar cane, corn or starchy materials)
Also accept: sugar beet; sugar cane; corn; starch; starchy materials; glucose
Common mistakes: ethene; petroleum
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Marking points
B1 · 1 mark · States an appropriate natural raw material for fermentation (e.g. sugar beet, sugar cane, corn, starchy materials or glucose).
Worked solution
The main raw material used for fermentation is sugar, usually from sugar beet, sugar cane, corn, or other starchy crops.