The primary natural resource extracted from oil wells is crude oil, a fossil fuel that is a vital energy source globally. Crude oil is a mixture of hydrocarbons and other organic materials formed over millions of years from the remains of ancient marine organisms. This resource is refined to produce various petroleum products, including gasoline, diesel, kerosene, and heating oil, which are essential for transportation, heating, and electricity generation. The extraction and processing of crude oil have significant economic implications and can also impact the environment, leading to ongoing discussions about sustainability and alternative energy sources.