Salt: Mover and shaker in ancient Maya society

Salt is essential for life. As ancient civilizations evolved from hunters and gatherers to agrarian societies, it has not been clear how people acquired this mineral that is a biological necessity. However, an anthropologist has discovered remnants of an ancient salt works in Belize that provide clues on how the ancient Maya at the peak of their civilization more than 1,000 years ago produced, stored and traded this valuable mineral. https://www.sciencedaily.com/releases/2018/10/181008183339.htm