cigarettes world war 2 Smoke 'em if you got 'em CIGARETTES and MATCHES | K

And the FAA did a study on it, well with alcohol

Stokum JA, Gerzanich V, Simard JM

Feature-rich, short-sized cigarettes are more competitive Compared with traditional cigarettes, short-sized cigarettes just as the name suggests come in shorter sticks, creating an impression of them being small, stylish, elegant, portable, and easy to carry

Having control over ones nicotine intake makes tapering off feel less jarring

The FDA says it routinely receives reports from consumers and health care professionals of various adverse events involving e-cigarettes including disorientation, seizure, pneumonia, and lower blood pressure