Relax as you learn about table salt, sea salt, kosher salt, Himalayan Salt, biology of salt, uses of salt for manufacturing, sources of salt, use of salt in religion and war, salt and Christopher Columbus, salt and revolutions, salt and Gandhi, extracting salt from seawater, and mining salt from salt mines.* Become a Silk+ Member … Continue reading #23 | The History of Salt [6000 BC – 1996 AD] & Other Fun Facts