Heavy crude is less in demand than light crude, because it needs more expensive refining to make it usable. Since it is less in demand, it is cheaper to buy.
Because crude oil is running out.
Yes it has been proven that their is oil on the Northen side of the country but it is too expensive to mine.
Pros: ? Cons: more expensive than pumping crude oil
Natural gas is less expensive to produce than distilling crude oil for heating. Though, many different products are produced by distilling and refining crude oil, especially in plastics, etc.
I think because brent is produced in the N. Sea. Shipping cost.
It is inexpensive.
Crude oil is crude..
Polymers are not made into crude oil. Crude oil is made into polymers.
What other thing you can do with crude oil.
It is a mixture of hydrocarbons, which can be separated by fractional distillation. Oil is NOT an element.
Yup! Crude Oil -> Crude Oil Vapour --> Diesel Oil --> Ethene --> Poly(ethene)