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Vapor maintains the same compounds as the substance that created it

Radiology 294:491505 Kundel HL, Polansky M (2003) Measurement of observer agreement

Jamie Garfield said of vaping versus smoking, A cigarette is nicotine and tar, and it is combusted and burned

You dont have any end to sentence and its difficult to follow

The effect of excess heat on delicately healing gums is a major irritant
Chronic obstructive pulmonary disease, COPD, is a spectrum term for the lung disorders emphysema and chronic bronchitis
