exhalation

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Examples

• If a full face mask doesn’t fit well, forming a tight seal around the nose and mouth with exit vents for exhalation, you risk breathing potentially dangerous levels of CO2 back into the mask, which you could then inhale with your next breath.

• Some restaurants are experimenting with tabletop filters that can suck in diners’ exhalations and send the filtered air skyward instead of toward a dining companion’s face.

• If CO2 levels reach above 700 parts per million, that means people’s exhalation is filling up the room.

• Numerous experts — epidemiologists, virologists and engineers — supported the notion of using exhalation as a conservative proxy to show potential transmission risk in various settings.

• On the keys, Parrish repeats a sequence of rich chords, melody rising like a sharp breath, then lowering like a calm exhalation.

• Then the west wind, which had held its breath so long, broke loose with unrestrained exhalation.

• She looked about—there was so much to look at—with a deep exhalation.

• Money seemed to flow from the ground; vast fortunes 'rose like an exhalation,' as your Milton says.

• They are hurtful because they lessen the exhalation of carbonic anhydride from the lungs.

• But there was a terribly damp and earthy exhalation about it, which suggested an unpleasant sensation of being entombed alive.