Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis There Is No Justification for Disposable Vapes Period. Youth often mistakenly believe vaping concentrates are harmless, but the concentration of nicotine and chemicals is shocking. Did you know? One disposable vape (up to 5,000 puffs) can equal the nicotine content One million people in England vape despite never having smoked regularly, study finds Vaping The Guardian