Originally Posted by
AllTheNamesWhereTaken
then medication that requires vaporization (like children's cold medicine) should not be allowed either.
I certainly hope that a parent would be told to put it away absent a doctor's precription. "Vaporub" and similar are foul smelling stuff, nearly as bad as tobacco smoke.
As for vaporizers for nicotine (or cannabis, were it legal), an airplane is a much more enclosed space than a non-smoking bar or restaurant.