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2015-12-11T00:07:03+05:30

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Natural gas which is non pollution gas and petroleum gas is the pollution gas.
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2015-12-11T00:36:22+05:30
Natural gas
Consists mainly of methane.  The large proportion of methane is one of the reasons natural gas has such a good safety record.
Methane is lighter than air and will disperse relatively easily if there is a gas leak.
Petroleum Gas
Is a hydrocarbon fuel comprised primarily of propane or butane, either separately or as a mixture. 
non-toxic, non-corrosive and free of lead.
 mainly stored in tanks in liquid form and is heavier than air.
more prone to catch fire or explode if a leak occurs.
 
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