Daily nicotine intake scales with how many cigarettes you smoke
As more people became aware of its harmful effects, many nations began enacting regulations or limits on tobacco distribution and marketing
Gregg Herman discusses the issue, and what it means for families undergoing divorce and who will be paying the price

Another RJ Reynolds document from 1973 (aimed at targeting the youth market) stated that for public relations reasons it would be impossible to go back all the way to the 1955 type cigaretteshigh in tar and nicotinebut took comfort from the fact that still, with an old style filter, any desired additional nicotine kick could be easily obtained through pH regulation.59 Sometime during the 1980s, Lorillard caught up with Philip Morris and began using ammonia technology in its own cigarettes, by which time British American Tobacco had initiated Project AMTECH to investigate the potential benefits of ammonia technology.60 By the end of the 1980s, five of the big six of the industry (all but Liggett, which had researched but apparently never commercialized a freebase concept using calcium hydroxide)61 were using a total of 10 million pounds of ammonia per annum, amounting to about 10 mg per cigarette

Reynolds (RJR) below for 1950-1956: Drilling For Dollars and Market Share In some ways, establishing a new cigarette brand has borne some similarities to drilling for oil
hoping for a safer path, yet unsure about vapings risks