suppose you have to cook your food in a pan and you don't want any black substance to get deposited on it, then which flame is suitable for cooking. Give reason in support of your answer.

suppose you have to cook your food in a pan and you don't want any bla

1.	suppose you have to cook your food in a pan and you don't want any black substance to get deposited on it, then which flame is suitable for cooking. Give reason in support of your answer.
Answer» then the best fuel is LPG (liquified petroleum gas ) it burns with a blue flame which is a sign of complete COMBUSTION. hence, NOTHING gets DEPOSITED on the pan