FYI New Rules for Carrying Power Banks & E Cigarettes Starting March 1st! Keep them with you No storing in overhead bins or checked luggage. Power bank limit 2FIRSTS South Korea Imposes Age Verification for E Cigarette Sales, Fines Up to $14,000 S. Korea's cigarette sales fall for second consecutive year < Economy < KEconomy < The Korea Post E cigarettes and Smoking: Correlation, Causation, and Selection Bias Request PDF PDF) Factors Associated with Indoor Smoking at Home: A Focus on Socioeconomic Status in South Korea