Oxygen masks were 'inadvertently' deployed, and an emergency announcement played on a United flight — even though everything was fine
Those on board were instructed by a pre-recorded message to wait for oxygen masks to fall from the ceiling and then put them ...
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The Eerie Fact About A Plane's Oxygen Masks That May Leave You Feeling A Bit Uneasy
A plane's oxygen masks are essential to passengers' safety during an emergency descent. However, one detail about these masks ...
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Coronavirus: Mercedes F1 to make breathing aid
UCLH critical care consultant Prof Mervyn Singer said: "These devices are a halfway house between a simple oxygen mask and invasive mechanical ventilation which requires patients to be sedated.