harmful substances in cigarette smoke Chemicals Cigarettes: From Plant to Product to Puff Mayo Clinic Q and A:

Use of vaping concentrates can lead to popcorn lung (aka bronchiolitis obliterans, a disease that affects small airways in the lungs), shortness of breath, a nagging or persistent cough, and wheezing, says Robert Welch, a pharmacist and director of the National Center for Cannabis Research and Education at the University of Mississippi

There are certain myths that are hard to kill off, and there is a certain one from decades ago that seems to resurface every now and again

By the end of the year, BAT is likely to have completed a landmark $49bn deal to buy the 57.8% of US tobacco giant Reynolds American that it does not already own

The filters are mainly composed of cellulose acetate which takes between 10 and 15 years to decompose and release up to 7,000 chemical substances, around a hundred of which are toxic and particularly carcinogenic