When human lung cells were exposed to the compound, researchers observed cell damage, increased oxidative stress, disruption of cellular structure, and interference with energy production
Burning scented candles produces a complex mix of chemicals and particulate matter, including toxic gases like carbon monoxide, sulfur dioxide, and oxides of nitrogen In each house, researchers measured the concentrations of five pollutants including CO2 and pollutant particles smaller than 2.5 micrometers, also known as PM2.5, which can easily enter into the lungs, as well as the temperature and the humidity in two rooms
An Encyclopedia (2 vol, Gage Cengage, 2005)online Hahn, Barbara
However, there is limited research on the exact difference between cigarettes and their electronic versions and more studies are needed to identify the exact threats posed by overuse of e-cigarettes