Disposable e cigarettes more toxic than traditional cigarettes EurekAlert! Scientists astonished by highly toxic feature found in popular vape products: 'So high I thought our instrument was broken' Disposable vapes might look harmless with their fun colors and sweet flavors, but scientists have just uncovered a disturbing truth: these devices can pack a toxic punch even stronger than regular cigarettes. Another reason to quit vaping? The environmental impact of e cigarettes Kids Health Info : Vaping and e cigarettes UC Davis study: Disposable vapes may be more toxic than cigarettes