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5 votes
Of the following fuels used on a large scale in the last century to supply energy, which began to be utilized most recently?

a. Coal
b. Crude oil
c. Fuelwood
d. Nuclear energy

1 Answer

2 votes
Coal is the fuel that is being used on a large scale in the last century to supply energy, which began to be utilized most recently.
Before coal are used to run a train and steam engines. Coal are used to cook foods and there are other things.
User Indiana
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