Advertisement

Why is petroleum called black gold?


Petroleum is used in many commerical work. Due to its great commercial importance, petroleum is called black gold.

563 Views

Advertisement

Name any two constituents of petroleum which are not used as fuels.


Lubricating oil, Asphalt are not used as fuels.

910 Views

Where does petroleum occur?


Petroleum occurs deep inside the earth.

158 Views

What is the natural gas?


Natural gas is a hydrocarbon,it is made up of compounds of hydrogen and carbon. Natural gas is a flammable gas, consisting largely of methane and other hydrocarbons. It occurs deep inside the earth either alone or covering the crude oil in an oil-field is called natural gas.

146 Views

Write down the full name of CNG.


Compressed Natural Gas.

147 Views

Advertisement