Turns out the disposable nicotine delivery systems are, as suspected, worse than the real thing, according to a new study from researchers at UC Davis. Study Finds Powerful Sweetener in Vapes Marketed to Teens Powers Health What's really inside vapes? We pulled them apart to find out Why are disposable vapes bad for the environment? Sky News Elevated Toxic Element Emissions from Popular Disposable E Cigarettes: Sources, Life Cycle, and Health Risks ACS Central Science Disposable vapes in the UK National Centre for Social Research