This is good news. Do they publish their testing criteria? If we could get those there would be lots to discuss.
UL Announces Certification for Electronic Cigarettes
The testing requirements for UL 8139 specifically evaluate the safety of the electrical, heating, battery and charging systems. The standard does not evaluate the consumable of the e-cigarette, including e-liquids, vapor substances, wicks and other particulate matter. UL 8139 doesn't evaluate the long-term or physiological effects of the consumables.
UL Announces Certification for Electronic Cigarettes
The testing requirements for UL 8139 specifically evaluate the safety of the electrical, heating, battery and charging systems. The standard does not evaluate the consumable of the e-cigarette, including e-liquids, vapor substances, wicks and other particulate matter. UL 8139 doesn't evaluate the long-term or physiological effects of the consumables.