Usually, fannings and dust are served as tea bags at a lower price point, and OP and BOP (whole leaf dried) tea is served as loose leaf tea at a higher price point
Sloss, and Jeffrey Wasserman, The Costs of Poor Health Habits
This can be done by completing a premarket tobacco product application (PMTA), demonstrating substantial equivalence (SE), or by requesting exemption from demonstrating substantial equivalence (EX REQ)
Nedergaard OA, Schrold J: The mechanism of action of nicotine on vascular adrenergic neuroeffector transmission
If youre under 21 and live in Canada, you soon may not be able to buy cigarettes, the National Post reports
34 See Chapter 6 for more details about nicotine and addiction