herbert a. gilbert smokeless non-tobacco cigarette patent 1963 The Debt Owed: A Brief History of Vaping Technology In 1963, Herbert A. Gilbert
Description
Clove cigarettes are not dangerous, according to research
Massebiau et coll., Ventilation non invasive (VNI) chez ladulte , Hpitaux universitaires Genve, 18 juin 2020

At this point, prescribed burns are such a small part of the fire-risk-reduction portfolio that the smoke from them is not much of an issue

As a consequence, various distribution channels are now offering e-cigarettes

In theory, vaping is medically safer than traditional tobacco smoking because the smoker doesn't consume various tobacco-related and smoke-related toxins

You dont have to worry about your home, car, or clothes smelling like smoke, and you wont disturb others with a strong, lingering odor