Luckily I never caused that because I'm usually freaking out too much about it. However since I can't smell it either, in our new house we got a gas detector.

Luckily I never caused that because I'm usually freaking out too much about it. However since I can't smell it either, in our new house we got a gas detector. I'm a bit relieved thanks to it. The positive side is that it also monitors the CO2 and air quality.