Answers

2016-02-23T17:43:37+05:30
 LPG, petrol, natural gas, etc. catch fire at very low temperature and thus have low ignition temperature
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2016-02-23T17:52:27+05:30
These substance generally include saturated hydrocarbons like LPG CNG PETROL DIESEL CNG & other petroleum products.
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tanku my bro
always there to help my dear
can i ask one more question
yep