How do you effectively mandate that those building owners are maintaining their gas lines and ensuring they aren't leaking? This is where it stops being "perso

How do you effectively mandate that those building owners are maintaining their gas lines and ensuring they aren't leaking? This is where it stops being "personal responsibility" Also you personally can still have gas anyway, you just don't get government subsidized gas infrastructure anymore. Go get your own propane tank or whatever. Go be "personally independent"