used the oil to make medicine and water proof canoes
crude oil is needed because it is useful to use in home etc..........
No the native americans did not use fences.
they used trees, bark,saplings, plants and beeries.
Crude oil is oil got from directly extracting process. you can use an oil extracting machine such as screw oil press or hydraulic oil press which are common oil extracting machines used for this.
Crude is something that has not been altered and is in its raw state. A good sentence would be, a new shipment of crude oil was just received yesterday.
no
Crude Oil dates back to ancient times where it was used as a liniment. In 1850 crude oil was refined by a process created by Edwin Drake of Western Pennsylvania.
the native Americans did not have sheep
Crude oil wasn't 'invented' ! It is a natural resource. There is a finite amount of crude oil in the Earth's surface - which will eventually run out... forcing us to use alternatives whether we want to - or not ! !
Crude oil.
No car runs on crude oil. This is the oil that comes out of the ground. It must be refined into gasoline or diesel, at the refinery before it can be sold.