How oil is produced
Oil production is to drill into the earth's crust. In order to drill through the rock with a depth of 1000 meters. Most of the oil is below the surface of the ocean, are transported through to the oil refinery. Where it is made into petrol or gas, heating oil, kerosene, fuel for airplanes and plastic products. Other chemicals and fertilizers are also made out of crude oil. Not all oil is found in rock below the surface. Some lies trapped in oil sands, but production is still expensive. The price of oil changes constantly, depending on how much is produced and consumed. Many factors can influence the price of oil. Especially wars and conflicts in oil-producing countries can lead to a rise in. Environmental effects of oil production. It is a major cause of global warming because burning fuel releases carbon dioxide, thus causing the greenhouse effect and the biggest disaster.