TABLE 1.

Chemical Test Atmosphere Characterization

Parameter (mg/m3)	N	Shama	MS-150b	MS-300
			Mean ± SD	Mean ± SD
TPM	> 384	< 1.6	153±8	298±15
Carbon monoxide	> 382	< 4.5	210±17	374±19
Nicotine	> 20	< 0.03	5.9±0.8	13.0±2.0
Formaldehyde	26	—	0.18±0.05	0.30±0.04
Acetaldehyde	26	—	11.6±1.0	22.4±1.1
Acrolein	26	—	1.16±0.10	2.26±0.11

Note. Averaged over 18 months of MS generation. —, not scheduled.

^aDeterminations below quantitation limit.

^bMS-150 and MS-300: MS at target concentrations of 150 and 300mg TPM/m³, respectively.