Amendments to Regulations Regarding Intended Uses, which became effective on March 19, 2018 (the amendments to the intended use regulations are currently delayed until further notice)
The present invention is just based on this finding
But the most important thing is, of course, the taste characteristics of the smoke
Tobacco smoking is the primary cause of Lung Cancer, responsible for over 2/3rd of lung cancer deaths globally
After 2007, when the MPAA announced that smoking would be a factor in film ratings (a character smoking now virtually guarantees a movie at least a PG-13 rating), on-screen smoking has declined so quickly that it's now almost shocking when a character lights up
Both can help people with allergies, asthma, or breathing problems, but in different ways