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A corncob pipe is a safer bet if price is your main concern

Physicians need to be informed by scientific evidence when advising patients about the potential harm of long-term vaping, and this work adds to a growing body of toxicological evidence that nicotine vaping exposures can harm the lung. A hopeful sign from the study was that three of the four patients showed improvements in their pulmonary function tests and high-resolution computed tomography (HRCT) chest imaging after they ceased vaping

Not surprisingly, the HP09 delivered the same readings

Novel nicotine delivery systems and public health: the rise of the e-cigarette