Roman soldiers were sometimes paid in salt – which is where the word ‘salary’ comes from. Difficult to spend it in restaurants today though.
Every cell in the body contains salt – an adult contains about 250 grammes, equivalent to a box of Maldon Salt.
In old Japanese theatres, salt was sprinkled on to the stage before each performance to prevent evil spirits from casting a spell on the actors. Sprinkling salt around your home may have the same effect today.
At one time salt bars were the standard currency of Ethiopia. It’s still worth taking a pack of Maldon, for emergencies.
Salt was used to preserve Egyptian mummies (and in the pies eaten by Egyptian daddies).