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In the microfluidic small airway-on-a-chip, one hollow microchannel is lined by living human bronchiolar epithelium, obtained from COPD patients or healthy people, which is exposed to air delivered under normal breathing motions by the smoking instrument

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As it dries though, you need to keep it as stretched as possible to obtain a soft product

If you have visitors who smoke or use electronic cigarettes, ask them not to smoke indoors

There is a point in consciousness known as the hypnoidal point and this is where we are in an alternate state of awareness