A recent editorial in the respected medical journal The Lancet revealed that three of the 11 authors of the original study were paid advisors for the e-cigarette industry
Substance-general and substance-specific influences on adolescent vaping, smoking, alcohol consumption, and illicit drug use: context, inequalities, and putative determinants Emma Thornton, Kathryn Mills-Webb, Patricia Irizar, Christopher Knowles, Jose Marquez, Neil Humphrey International Journal of Drug Policy 19
There's an absolute lacuna in the data here - no-one's been over the mountains, at least, not since the discipline of anthropology was invented to begin with, and scholarly standards actually improved
He enjoys using evidence-based research to help others breathe easier and live a healthier life
To confirm that the smoke detectors actual sensor is functional (and would likely go off) in the presence of smoke, you would need to test the smoke detector with a source of smoke, for example
"The bottom line is this is a health issue