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Editor's note: This story was originally published in 2019. We are republishing it as part of our winter coverage. Bitter-cold temperatures can make your home do strange things in the winter months.
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Crackles are caused by the "popping open" of small airways and alveoli collapsed by fluid, exudate, or lack of aeration during expiration. Crackles can be heard in people who have pneumonia , atelectasis , pulmonary fibrosis , acute bronchitis , bronchiectasis , acute respiratory distress syndrome (ARDS), interstitial lung disease or post ...
Upsweep is an unidentified sound detected on the American NOAA's equatorial autonomous hydrophone arrays. This sound was present when the Pacific Marine Environmental Laboratory began recording its sound surveillance system, SOSUS, in August 1991. It consists of a long train of narrow-band upsweeping sounds of several seconds in duration each.
This causes air to be forced into the paper's holes, making the paper flaps pop out in the opposite direction, then making a loud popping noise. [1] According to popular misconception, the sound is supposed to be caused by the paper breaking the sound barrier. In actuality, what happens is that air rushes in a blast wave to fill the vacuum ...
The school resource officer for a Kansas high school showed he still has a step or two as he shocked the crowd at a winter assembly. The drill team at Dodge City High School was performing at its ...
It emits a loud popping noise by means of a small, friction-actuated explosive charge that is activated by pulling a string. [1] The explosive charge comes from a very small amount of Armstrong's mixture (a highly sensitive explosive) in the neck of the bottle-like shape. [2] In some party poppers, the explosive charge is replaced by compressed ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 January 2025. This is a list of onomatopoeias, i.e. words that imitate, resemble, or suggest the source of the sound that they describe. For more information, see the linked articles. Human vocal sounds Achoo, Atishoo, the sound of a sneeze Ahem, a sound made to clear the throat or to draw attention ...