How Stuff Works
We delve into the science of salt, the prehistoric, life-sustaining mineral that has 14,000 known uses from seasoning food to so much more.
Please log in to leave a comment.
No comments yet. Be the first to share your thoughts!
Add a play
When did you watch this?
Install Scrob
Add to your home screen for the full app experience.
No comments yet. Be the first to share your thoughts!