Answers

2015-04-12T20:17:26+05:30
 Flammable mixtures of  hydrocarbon gases.......
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2015-04-13T11:06:34+05:30
 LPG is the mixture of propane C3H8 (60%) and butane C4H10 (40%), depending on the season – in winter more propane, in summer more butane. for odorant ethanethiol is added so that leaks can be detected easily.
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