ガス

がす
noun
gas (fuel); gas (substance)
1. gas (fuel)
Natural gas or propane used for cooking and heating.
Please turn off the gas.
ガス(だい)(たか)
The gas bill is expensive.
Be careful of gas leaks.
2. gas (substance)
A gaseous substance in general.
Toxic gas is being released.
Gas comes out of the volcano.
I can smell hot spring gas.

From English 'gas'. In daily life, usually refers to fuel gas for cooking and heating.

COMMON COMPOUNDS:

COMMON EXPRESSIONS:

NOTE:
For scientific 'gas' (gaseous state), ガス or 気体(きたい) is used.