Did they just find salt on the ground and lick it? Did they drink animal blood? Did they drink ocean water (I hope not)?
I’ve always wondered this since I was a little kid.
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Boiling saltwater separates the salt from the water. I can’t say for sure without further reading, but I would think people figured out this low-tech desalination method far back in prehistoric times. It was famously used by the Lewis and Clark expedition to procure salt in to enhance a bland diet when the group was in place at Fort Clatsop. There is a site commemorating this at present day Seaside, Oregon.
… and one also gets drinking water as a result.
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