how tobacco affects the digestive system File:Tobacco diagram.png Tobacco Smoking - Thoracic Surgery

Maintenance: In the maintenance stage, individuals focus on sustaining their tobacco-free lifestyle and preventing relapse

Grossly abused rules on taxpayer secrecy provide a veritable invisibility cloak to multinationals, making it extremely difficult to assess with any certainty the extent to which multinational companies are taken to task by tax administrations

Exercise to Help You Stop Smoking

So, any product especially oral ones - that were to make a switch from natural nicotine to synthetic nicotine would have a qualified and quantified toxicity profile that is cleaner than what can be had from natural nicotine