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A comment on Accidental implosion yields new measurement for ocean's deepest point. Parent comment

Re:Accidental implosion yields new measurement for ocean's d... by rhn_mk1 on Wednesday February 09, 2022 @02:39AM (#30270009)
> the hemispheres are carefully lined up by hand and then they pull vacuum.

I'm guessing it was not very close to vacuum? The article mentions air explicitly:

> As the instrument's glass collapsed under the weight of five miles of water, it released a pocket of air that oscillated under pressure before splintering into a veil of tiny bubbles.

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Re:Accidental implosion yields new measurement for ocean's d... by snowwrestler on Wednesday February 09, 2022 @09:10AM (#30272768)
Yes, sorry, I meant they created a pressure differential by sucking out some air; that is called pulling vacuum even if you don’t remove all the matter (hard vaccum).
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