Question

Crude oil is removed from the earth through ________. It is then _________ into its different components by heating and boiling. After this step, gasoline is processed and delivered to central terminals via ___________ _____.

Extracted
Mining
Underground pipes
Drilling
Separated
Barges

Answer 1

Crude oil is removed from the earth through **drilling**. It is then **separated** into its different components by heating and boiling. After this step, gasoline is processed and delivered to central terminals via **underground pipes**.