"For anyone who plans on switching over to reusable vapes now that the ban has come into force, you should be aware that using these devices while driving could see you end up on the wrong side of the law."
Even if [an] audible alarm didn't go off (or maybe it did and you were too far to hear it), something else will alert on the FA panels or in the cockpit - and the pilots [will] call to tell us to check on a specific lavatory.
Year-on-year, there has been an increased health related concerns around vaping. In fact, globally, 60% of the top ten vape related searches have been health related.