herbert a. gilbert 1963 smokeless non-tobacco cigarette patent Who Invented Vaping, How Vaping Started: a History A Modern Device with an

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The studies in this regard are still in progress (especially regarding the effects on humans) but those already published have given excellent results

During their towel drape safety test (when a towel is draped over the device to see if a safety switch is activated), it took over eight minutes for the device to turn off

Note that it may take some time before these switch off, the same with USB connectors

* Results indicate that smoking primes the brain for subsequent addiction to alcohol and possibly other drugs

doi:10.1021/jf8015927 203