110% This. Its a new thing. It has not been properly safety tested. Frankly, at least good old vegan tobacco has been properly tested and we know what it does. Weird smelling and coloured shit, who knows? It is presumed safe because it is (or more accurately can be - but isn't necessarily) made...
Yeah, hospitals ban smoking, yet outside the hospital where I work there is a line up of twats with drips on wheels, puffing away. A classic example of hard rules that nobody enforces.
I have been amazed how well the no smoking thing is observed at the football. There is hope for us yet. As for...