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You’re talking about different things. The study and the topic at hand is not addiction or cancer, it’s COPD, emphysema, and lung volume.

Any smoke (anything hot, even steam) will cause lung damage. They’re incredibly fragile organs. (biochemist)






I hear you, but coming from someone that spent about 20 years of his life smoking 4-8 joints per day, who quit smoking to use precise equipment to make filtered vapor at roughly ambient air temperature for the last 5 years, and also who just spent 2 years abstaining completely, you are comparing apples and lasagna.



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