this post was submitted on 25 Aug 2023
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Scientists invent micrometers-thin battery charged by saline solution that could power smart contact lenses (techxplore.com)
submitted 2 years ago by L4s@lemmy.world to c/technology@lemmy.world
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Scientists invent micrometers-thin battery charged by saline solution that could power smart contact lenses::Scientists from NTU Singapore have developed a flexible battery as thin as a human cornea, which stores electricity when it is immersed in saline solution, and which could one day power smart contact lenses.

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[–] BarrelAgedBoredom@lemm.ee 4 points 2 years ago* (last edited 2 years ago)

Saline is isotonic and, short of a large electrolyte imbalance, shouldn't cause any/very little irritation to your eyes. And if you're hyponatremic to the point of saline solution causing eye irritation, you have much more immediate and life threatening problems to attend to than risnsing your peepers out