Not sure, but it is still smoke. It isn't healthy for you. I smoke at most once a month so I don't care Edit: That said you don't have any chemical urges usin

Not sure, but it is still smoke. It isn't healthy for you. I smoke at most once a month so I don't care Edit: That said you don't have any chemical urges using them, just the mental enjoyment of a good smoke. I find I still get a slight urge when I'm drinking with friends (5+ years quit)