Ferrier soaks the cotton in a solution of tannin, and dries it in the air
To go further, you can read our guide "How to choose the right PG/VG ratio for an e-liquid (coming soon) "
If you dont define strong, the comparison stays confusing
For instance, smokers with shorter TTFC may benefit from early initiation of combination nicotine replacement therapy, higher pharmacotherapy dosing, extended treatment duration, proactive follow-up, and more intensive behavioral counselling
Retrieved 5 June 2026
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