Phil in SF reviewed Salt: A World History by Mark Kurlansky
So much of our human body is made up of salt that we'd be dead …
14½ Hours of Information About Salt
4 stars
14½ hours of facts about salt and salt-adjacent things. Iodized salt. Potassium chloride. Mahatma Gandhi's Salt Campaign. Soy sauce. Catsup. Cheshire. San Francisco Bay. Oil exploration. The Dead Sea. The book never dwells too long, and everything is surprisingly, for me at least, interesting.