For fucks sake it’s the same goddamn lessons that keep getting ignored.

The only way would be to jail any building owner who breaks fire regulations like this.

(heavy westcountry breathing)

Best one is to respond to something they say with “Oh that’s quite interesting” in the flatest tone possible, then move the conversation on to a different topic or exit.

Works particularly well on Americans because in American English “quite” is an amplifier modifier but their brain will be confused by the flat (not sarcastic) tone.