What was the main purpose of crude oil in the united states before the advent of the automobile?

It was used for lightning in the form of kerosene.

Explanation:

The first oil well was dug by Edwin Drake in Pennsylvania in 1859 and he distilled the oil to produce kerosene which was used for lightning.

Edwin Drake also produced other petroleum products from the distillation but there was no use for them as at that time not until in 1892 when Automobile was invented and gasoline one of the distilled petroleum products was recognized as a valuable fuel

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.

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