On e cigarettes specifically, after having watched bigclive dismantle lots of them, showing that they are practically just a few tiny cheap components away from being rechargeable and refillable (and they can indeed almost all be recharged and refilled), I guess manufacturers simply saw a market for it. It’s stupid from start to finish, but then again cigarettes as a whole are stupid.
0° = Water frozen 23° = Comfy Indoor temperature ~36° = Human body temperatur 100° = Water boiling
I guess you have super hot snow over there. Pretty cool!