E cigarette vapor not annoying to most Americans, national study finds Pasadena Star News Table 1 from A Risk Assessment Matrix for Public Health Principles: The Case for E Cigarettes Semantic Scholar Store Locator Eleaf electronic cigarette A white electronic device sitting on top of a table. Vape vaping e cig, science technology. PICRYL Public Domain Media Search Engine Public Domain Image Most E cigarette Users Ages 18 to 29 Never Smoked Before American Cancer Society 930+ Advanced Vaping Device E Cigarette On Table Stock Photos, Pictures & Royalty Free Images iStock