How does the disposable vape ban work, and how harmful is vaping? Disposable vapes, which make up the majority of e cigarette sales in the US, are a significant pollution concern as nearly half a million vapes are thrown away every day. It comes as Most young users put disposable e cigarettes in trash, creating huge streams of toxic and hazardous waste, as companies fail to take responsibility Disposable vapes ban to come into force in bid to improve health and cut litter