Moreover, dual-sensor smoke detectors uses the conductivity technology which is in ionization smoke alarms
Stead LF, Buitrago D, Preciado N, Sanchez G, Hartmann-Boyce J, Lancaster T (2013) Physician advice for smoking cessation
The study found, however, that repeated exposures to the same warning labels could cause them to eventually lose their effectiveness
Also, I see many folks are saying they get very poor projection/longevity, but I sprayed 3 sprays of this on my hand to try it, went over to my Moms about an hour later and she said it was "too strong" and "Why'd you put so much on", and after that it lasted on my hand 5 -6 hours with pretty good projection for about 2 hours sooo