Bio-Fuel
Bio-fuel is fuel that can be used to run cars, trucks,
and other machinery that is made from plants. It can take many forms, but the most common
is ethanol, a type of alcohol that can be burned as fuel. For more information see
Journey to Forever - Biofuels
What we use mostly right now is coal and
fuel-oil pumped from the ground. The advantage of coal and fuel-oil is that it can be taken
from the ground. One disadvantage of these fuels is that other substances such as sulfur are
in the coal and oil. When sulfur is burned, it causes acid rain. Also, the supply of coal and oil
is limited.
In order to change plants into fuel, the plants need to be fermented. Fermentation produces ethanol,
a type of alcohol that burns easily. This is where a cone bottomed processor comes in. The picture shows a
cone-bottomed processor that is made from a 55 gallon steel drum. The bottom of the drum is cut off
and replaced with a cone. This cone keeps things from getting stuck in the drum.
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