Do you think that they only put it on their Chips? The trade in...

Do you think that they only put it on their Chips?

The trade in salt was the equivalent to modern day petroleum products.
Salt gave the world, back then-

A means to preserve food, without which many populations would of been significantly smaller.
What about the process of tanning leather?
Salt was a major component in that process.

If you thought about it a bit you may understand how important it was to the planet/populations we see today?