While rare, a battery in thermal runaway can reach extremely high temperatures and emit toxic smoke or flames
Moreover, it also doubles as a ventilator: turn it on when you need to refresh the air in the room, and the fan will pull out stale odors and cigarette smoke
Summary and report of the Royal College of Physicians of London on smoking in relation to cancer of the lung and other diseases"(1962) "Tobacco: End of the Tar Derby"
Although the survey of the respondents was concise, the possible involvement of human factors cannot be ruled out because some of the respondents used other tobacco products occasionally (e.g., at gatherings), which could affect oral changes
The Guardian reported that experts from UCL examined data from nearly 200,000 adult participants in the Smoking Toolkit Study, a monthly survey of adults in England
To clean or refill the CAPO216 Squonker, you can easily remove it by opening the magnetic door and unscrew the bottle from the feeder