1. is to dry mine other one i dont know
Salt is used for the deicing of highways.
by rivers
from the sea and at the store
add salt
salt and sunscreen
The salt crystals can be gathered and used in a variety of ways. Personally, I like salt on my fish and chips, here in the UK!
A coarse grained salt, either sea salt or kosher salt is used, though they also sell Margarita Salt which is a corse grained salt and is probably one of those two.
From an ancient sea bed like a mine. From the sand.
used for a fillter for salt
Salt water can be distilled, either by boiling it, or by evaporation in sunlight.
One way was to dig holes in the ground, pour salt water in it, and evaporating the water, leaving the salt behind. The second way was to mine for them from the salt mine in taghaza
how are rulers used