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14. Sources of Energy
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Q70 of 141 Page 14

Name the substance from which alcohol is manufactured on a large scale. What is this process known as?

Alcohol is made from sugar. It is manufactured in large quantities by fermentation of sugar.

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68 State two advantages and two disadvantages of geothermal energy. 69 Why is it not good to burn animal dung directly as a fuel? 71 What are the drawbacks of wind energy? 72 How is tidal energy harnessed?
Questions · 141
14. Sources of Energy
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