Question

which gas is used as fule in house​

Answer 1

The gas used in gas bottles is LPG – liquefied petroleum gas.

Answer 2

$\huge\pink{\boxed{\green {\mathbb{\overbrace {\underbrace{\fcolorbox{red}{aqua}{\underline{\pink{answer }}}}}}}}}$

The gas used in gas bottles is LPG liquefied petroleum gas which are either propane or butane, flammable hydrocarbons used as fuel for home heating, cooking, hot water and LPG cars and vehicles. In reference to the kind or type of gas used in homes, the gas used in gas bottles is almost always LPG.