Additives: Water, Propylene glycol, Invert sugar, Sucrose/sucrose syrup, Cocoa products, and an array of flavorings
RMV, Ribgrass mosaic virus
Respirology 8, 419431 (2003)

Limited scientific information on the environmental impacts of e-cigarette life cycle 11 , classifying some e-cigarettes as hazardous waste for lead leaching 14 , raising concerns regarding the safety of e-cigarettes use and the disposal of e-cigarette waste products into the environment due to the presence of oxidants/ROS, nanoparticles, and copper metals associated with the e-cigarette aerosols intended for inhalation 16 , the presence of toxic compounds including nicotine, fine and nanoparticles, carbonyls, and some toxic volatile organic compounds (VOCs) such as benzene and toluene in e-cigarettes aerosols 13 , considering e-cigarettes as a source of aerosols, VOCs, and particulates in the indoor environment 2 , considering the fact that e-cigarettes are non-combustible products, and when heated, they produce aerosols that might be toxic 3 , and considering e-cigarette use and disposal as a pollutant source 1 , were stated as the main outcomes of the publications (Table 1)