UPSC NDA 2 2016 General Ability Solved Paper

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Question : 98 of 150

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The LPG cooking gas contains propane and butane as the constituents, A sulfur containing compound is added to the LPG, because

[NDA II 2016]

it lowers the cost of production
it enhances the efficiency of LPG
it facilitates easy detection of leakage of the gas
it assists in liquefying hydrocarbons

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