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Since 2014, Altrias total cigar sales have increased by 40% during the 10-year period or roughly 4.4% annually on average

PMID 25108741

Dual users indicated that the smell (92.9%) and the taste (82.1%) of e-cigarettes as well as the subjective feeling associated with the inhalation and exhalation of vapor generated from e-cigarettes were the primary advantages of e-cigarettes over traditional cigarettes

In addition there was a fuse (they didnt have to go to all this expense)

Balance of matrix metalloprotease-9 and tissue inhibitor of metalloprotease-1 from alveolar macrophages in cigarette smokers

You can also test the alarm by blowing smoke into it