AAPHP (American Association of Public Health Physicians)
supports electronic cigarettes sales to adults, "because the
possibility exists to save the lives of four million of the eight million
current adult American smokers who will otherwise die of a tobacco-related illness
over the next twenty years"
used to enable one style of atomizer or cartomizer to fit onto a
different style of battery.
Also known as APV , usually has stronger battery with advanced features - variable voltage, variable wattage etc. Advanced features do provide more pleasant and complete vaping experience, however, be advised that the consumption of e-liquid can be considerably higher, especially if you are using tanks with low resistance atomizers (sub-ohm)
tobacco cigarette (vaping slang, in reference to analog vs. digital)
atomizer, atomiser (BE), atty
part of e-cigarette consists of head, base and cone;
screws into battery; battery powers the atomizer and turns e-liquid into vapour