TABLE 2.
Participants’ usual e-cigarettes and e-liquids used in the study
| Subject | E-cigarette design | E-cigarette brand | e-Liquid Brand | Flavor | VG/PG ratio | Measured VG/PG ratio | Nicotine on label (mg/mL) | Measured nicotine (ug/mg) |
|---|---|---|---|---|---|---|---|---|
| 1 | Tank | Kanger EVOD2 | Velvet Cloud Vapor | White Beard Tobacco | Kosher VG | 92/8 | 24 | 15.3 |
| 2 | Cartridge | V2 Cigs Red 18 | n/a | Regular | not labeled | 25/75 | 18 | 13.9 |
| 3 | Tank | Kanger T3D | V Smoke | Watermelon Breeze | not labeled | 71/29 | 18 | 11.4 |
| 4 | RBA | Vulcan | Space Jam | Andromeda | VG/PG | 54/46 | 6 | 5.7 |
| 5 | Tank | Kanger T3D | Jackson Vapor | Peaches & Cream | not labeled | 72/28 | 18 | 15.3 |
| 6 | Tank | Kanger EVOD | Vapor All | French Vanilla | VG/PG | 37/63 | 12 | 8.6 |
| 7 | Tank | Kanger Aerotank V2 | It Is Vapor | Vanilla Custard | VG | 76/24 | 12 | 12.1 |
| 8 | RBA | K101 | CuttWood | Monster Mellon | VG/PG | 71/29 | 6 | 5.0 |
| 9 | Cartridge | Blu E-cigarette | n/a | Classic Tobacco | VG | 100/0 | 24 | 12.6 |
| 10 | Tank | Kanger EVOD | RY4 | Tobacco Flavor | VG | 73/27 | 6 | 5.6 |
| 11 | RBA | Nimbus | Dr. Picnic’s Magic Elixir | Teddy Bear | PG/VG | 69/31 | 6 | 5.0 |
| 12 | Tank | Vapor4Life | Nicoticket | The Virus (tobacco) | VG/PG | 43/57 | 6 | 5.9 |
| 13 | Tank | Kanger Protank II | Halo Purity | Torque56 (tobacco) | PG/Glycerin | 36/64 | 6 | 5.7 |
Notes: Kanger is short for KangerTech; RBA is rebuildable atomizer (all RBAs were ‘drippers’); n/a is not applicable; VG is vegetable glycerin; PG is propylene glycol