The differences and similarities in flavor between these types of tobacco are brought about by a variety of things, but mainly by the region the tobacco leaf is grown in and the process by which the tobacco is cured after its been harvested
For the long-term experiment, STRPs were stored for 12 months in freezer (20 C, FR), cold room (4 C, CR), or room temperature (22 C, RT) conditions
Subjects were recruited from the manufacturers database of customers who had purchased a product on their e-commerce retail store ( as well as through email addresses submitted by potential customers who browsed the website and received marketing emails
This was particularly pronounced for Belgium, The Netherlands and the UK, while the increase was smallest for Sweden (Additional file 1: Figure S4)
Usually more compact and lighter than traditional pipes, the travel pipe is ideal for smokers who want to enjoy their favorite tobacco wherever they go