Influence of battery power setting on carbonyl emissions from electronic cigarettes.

Introduction:
This text is a summary of a scientific study that examines the impact of battery power settings on carbonyl emissions from electronic cigarettes. The study found that increasing the power output of e-cigarettes results in elevated carbonyl emissions, which can be harmful to users. The study also highlights the need for safety features in e-cigarette devices to limit the possible power settings to the range specified by the manufacturer.

Key Points:

* The study used two modular e-cigarettes equipped with two atomizers containing coils of different resistance to generate carbonyl emissions.
* The battery power output was increased from the lower wattage level to above the power range recommended by the producer.
* Carbonyls were trapped by a 2,4-dinitrophenylhydrazine (DNPh) solution and analyzed by LC-MS/MS.
* The amount of carbonyl emissions increased with increasing power setting, and exceeding the recommended power range resulted in a significant increase in carbonyl emissions.
* The study also found that generation of acetaldehyde and acrolein was prominent at high power outputs.
* The authors suggest that e-cigarettes with customisable power setting might generate high amounts of carbonyls if the battery power output is set by the consumer to levels above the recommended range.
* The study emphasizes the need for safety features in e-cigarette devices to prevent exceedance of the recommended power range of the installed atomizer.

Main Message:

The study highlights the potential risks associated with e-cigarettes, particularly in relation to carbonyl emissions. The study suggests that increasing the power output of e-cigarettes can lead to high exposures to carbonyls, which can be harmful to users. Therefore, it is crucial to integrate safety features in e-cigarette devices to limit the possible power settings to the range specified by the manufacturer. This will help protect users from the potential risks associated with e-cigarette use. The study underscores the importance of regulatory measures to ensure the safety and quality of e-cigarettes, and highlights the need for further research to better understand the health impacts of e-cigarette use.

Zelinkova Z, Wenzl T. Influence of battery power setting on carbonyl emissions from electronic cigarettes. Tobacco induced diseases. 2020;18:77. doi:10.18332/tid/126406