black dots in cigarette filter I opened up a from curiosity (I dont smoke) I cut the part from the tobacco part and saw the upper bit of the filter had parts and the Cigarette sales at a street

(Subscription, Wikipedia Library access or UK public library membership required.) Lewisohn, Mark (1998)

Many smokers whove switched from full-strength to light variants report dissatisfaction because the reduction includes removing actual tobacco character

It just simply changes the connector shape and does not provide any electric voltage, current or polarity changes

Archived from the original on September 4, 2009

Tran CT, Bosilkovska M, de La Bourdonnaye G, Blanc N, Haziza C (2020) Reduced levels of biomarkers of exposure in smokers switching to the carbon-heated tobacco product 1.0: a controlled, randomized, open-label 5-day exposure trial