Constituents of natural gas:
Methane − 95 %
Ethane − 2 . 5 %
Propane − 0 . 2 %
Butane − 0 . 06 %
Pentane − 0 . 02 %
Small amounts of nitrogen , carbon dioxide , hydrogen sulphide and water
Here are some of the uses of Natural Gases:
1. It is used in homes in stoves, ovens, clothes dryers, lighting fixtures and other appliances.
2.It is used in commercial buildings and industries.The electric power industry is one of the largest consumer of natural gas.It is also used as both a raw material and as a source of heat in a wide variety of manufacturing processes .
Natural gas is an ingredient used to make fertiliser, antifreeze, plastics, pharmaceuticals and fabrics and in manufacturing a wide range of chemicals such as ammonia, methanol, butane, ethane, propane and acetic acid. Many oil refineries use it for heating and power generation.
3.Natural gas is widely used as a vehicle fuel.It is less polluting, cost saving and efficient source of energy.Delhi and other states have incorporated CNG buses and autos for public transport to reduce pollution.