Congratulations Redhot & Paleodian! Correct answer was a drip tip, although I loved all the guesses. Some had me laughing so loud people in the office were looking at me funny.
Next Question: (All answers will be related to the e-cigarette industry in some way)
What am I?
round and round i go ... you can make me high or you can make me low
*follows the crowd.. baaaaa* coil

