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"The scientists aren't certain how oxygen is created at such dark depths, but they believe it's being produced by electrically charged minerals called polymetallic nodules, which range in size from a small particle to about the dimensions of a potato."
#potato #anythingbutmetric
https://www.npr.org/2024/07/24/nx-s1-5049587/scientists-dark-oxygen-without-photosynthesis
@Kurtroedeger Sigh. But liked for #potato measurement.