If you smell gas, shut off the main gas valve.
Leave the gas on at the main valve, unless you smell gas or think it 's leaking.
He said he could smell gas when he entered the room.
If you smell gas or hear a blowing or hissing noise, open a window and quickly leave the building.
If you smell gas or see a broken line, shut off the main valve from the outside.
Open the suction gold, satisfied the sense of smell gas energy, allowing you to the wealth within Wangwang, rich and Full House;
