TABLE 4–1 Effect of Smoking Conditions (Blocked Tip Ventilation) on Smoke Yield (mg per cigarette±one standard deviation)

Brand

FTC (35 ml, 2 sec, 1 puff per minute)

FTC+ (tip taped 35 ml, 2 sec, 1 puff per minute)

Tar Yield

 

VF-A

3.8±0.5

9.4±0.9

VF-C

2.9±0.6

7.6±0.9

VF-D

1.6±0.2

9.7±0.8

F-A

18.5±1.2

ND

F-C

16.4±1.4

13.2±0.6

F-D

9.9±0.8

11.7±1.3

NF-A

22.5±1.0

21.3±1.5

NF-C

19.4±1.1

21.3±1.0

Nicotine Yield

 

VF-A

0.40±0.05

0.72±0.05

VF-C

0.25±0.04

0.45±0.03

VF-D

0.19±0.05

0.62±0.07

F-A

1.09±0.07

ND

F-C

0.94±0.02

0.71±0.06

F-D

0.61±0.02

0.68±0.10

NF-A

1.14±0.05

1.37±0.07

NF-C

1.13±0.13

1.6±0.23

Carbon Monoxide Yield

 

VF-A

4.1±0.7

12.3±1.5

VF-C

2.1±0.2

8.7±1.2

VF-D

1.0±0.1

10.7±0.4

F-A

15.7±1.8

ND

F-C

13.4±1.2

17.9±1.2

F-D

8.5±0.3

11.5±0.7

NF-A

11.3±1.0

12.8±2.7

NF-C

11.3±1.2

12.9±0.8

NOTE: F=filter; ND=not determined; NF=nonfilter; VF=ventilated filter; A,C,D=different brands.

SOURCE: Modified from Jenkins et al., 1982 in NIH, 1996.

twice as much tar and nicotine delivered to the smoker as any other standard brand of its time. Yet it failed in the marketplace due to the flavorless smoke and difficulty in drawing on it (Kluger, 1997).

Ligget tobacco company experimented with adding palladium and magnesium nitrate to tobacco in efforts to decrease cancer rates in smokers. Preliminary tests on mice resulted in a 95% reduction in tumors compared to other brands. Little else is known about this innovation, because



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