Comment on Ancient food are absurdly complicated.
bigfondue@lemmy.world 1 week agoThey knew you could, but mostly didn’t because it takes a ton of energy to boil off water. There was no petroleum, no coal, so you would need a bunch of wood. So you use a bunch of wood to boil a liter of ocean water and you would get about 35 grams of salt. It just wasn’t worth it.
Zeta_Reticuli@lemmy.world 1 week ago
But why not let a bucket of water vaporise by it self? There are plenty of hot days during a year, and you don’t need salt immediately.