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Alcohols are organic molecules which form a homologous series
with the general formula CnH2n+1OH.

Homologous means that they have similar properties and structure,
differing only in the number of CH2 units in the chain.

Methanol, CH3OH, has n=1. Butanol, C4H9OH, has n=4.
Ethanol, C2H5OH, has n=2. Pentanol, C5H11OH, has…

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Ethanol is made from a renewable source, biomass, however there is another source:

In this case, Ethanol is made from Ethene which is a product from crude oil or natural gas. Due to this
reason, ethanol made from Ethene is non-renewable.
However in the case of fermentation, Ethanol is…


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