Salty water is quite literally more dense than fresh water. Average seawater is ... | Hacker News

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		cr1895 on July 18, 2017 \| parent \| context \| favorite \| on: Two days in an underwater cave running out of oxyg... Salty water is quite literally more dense than fresh water. Average seawater is 1025 kg/m^3, pure water is nominally 1000 kg/m^3. Somewhat related video: dense brine that doesn't freeze in Arctic sea ice sinks rapidly through liquid seawater below https://youtu.be/WyWn1XJ9kTE

stingraycharles on July 18, 2017 [–]

Oh geez, you're absolutely right, I don't know what I was thinking. I probably needed my morning coffee.

x2398dh1 on July 18, 2017 | [–]

It's OK, stingrays like you aren't expected to know about polar regions and super cold water.

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