Does Vaping Harm Eyesight: Effects of E Cigarettes on Vision La Jolla, CA Del Mar, CA GW Eye Associates What's in a vape anyway? Find out for Day 3 of #NDAFW, and learn more about resources on campus to help students cut back or quit vaping! To schedule a BASICS appointment All E Cigarettes Emit Harmful Chemicals, but Some Emit More Than Others Berkeley Lab Berkeley Lab News Center Testing has revealed what we already knew illegal vapes are filled with dangerous levels of addictive nicotine and laced with chemicals including formaldehyde and antifreeze components.