Table 1

Consumption and mainstream yields; data presented are mean (SD) of n=3 smoking sessions unless otherwise stated

Consumption/Emissions per smoking sessionUnits/ SessionCWEWCIEIP value
Charcoal versus electricWater versus ice
CW:EWCI:EICW:CIEW:EI
Tobacco and charcoal consumption
Tobacco consumed%28.5 (2.05)70.6 (3.71)26.6 (4.40)73.1 (2.07) < 0.001 < 0.001 0.5290.367
Charcoal consumed, n=9%66.3 (2.81)67.4 (2.44)0.383
TPM, N, CO, and PAH
Total particulate matterg1.08 (0.250)0.880 (0.059)0.583 (0.102)0.703 (0.061)0.1150.330 0.003 0.164
Nicotinemg0.653 (0.173)0.848 (0.015)0.550 (0.086)0.805 (0.027) 0.040 0.013 0.2330.601
COmg97.4 (0.261)12.7 (2.88)109 (11.7)12.5 (1.34) < 0.001 < 0.001 0.0530.968
Mentholmg0.144 (0.033)0.140 (0.008)0.187 (0.037)0.187 (0.008)0.8510.9870.0700.051
Cotinineµg0.586 (0.180)1.09 (0.095)0.594 (0.192)0.910 (0.374) 0.004 < 0.001 0.9530.054
Pyreneng190 (32.7)91.7 (14.2)192 (31.2)90.0 (14.7) 0.001 0.001 0.9240.936
Furans
HMFµg3690 (1010)5050 (148)3200 (660)4660 (265) 0.028 0.021 0.3630.464
FFAµg218 (75.0)289 (24.0)313 (67.2)491 (12.9)0.134 0.003 0.055 0.001
2-FAµg101 (32.8)179 (18.5)84.7 (13.2)171 (8.56) 0.002 0.001 0.3630.629
2Fµg62.0 (17.8)149 (58.2)60.8 (16.9)163 (15.7) 0.012 0.005 0.9650.592
2-FMKµg5.91 (2.14)17.4 (2.52)5.94 (1.27)27.3 (1.16) < 0.001 < 0.001 0.985 < 0.001
5 M-2-Fµg36.1 (13.8)113 (24.1)41.0 (10.5)142 (3.32) < 0.001 < 0.001 0.696 0.044
  • Bold font shows mean differences that are significant at p<0.05 level.

  • CI, charcoal with ice; CO, carbon monoxide; CW, charcoal with water; EI, electric with ice; EW, electric with water; 2F, furfural; FFA, furfuryl alcohol; HMF, 5-Hydroxymethylfurfural; N, nicotine; PAH, polycyclic aromatic hydrocarbon; TPM, total particulate matter.