The most important is sodium chloride.
These salts are chlorides of Na, K, Mg, Ca.
After water evaporation sodium chloride (NaCl) remain as a solid residue.
Examples: sodium chloride (halite) and calcite.
Sodium chloride and potassium bromide are two of the many possibilities.Gypsum and halite may be left behind when a body of salt water has evaporated.
Sweat.....It is composed of mostly water and other minerals that enter the body.
sodium, chlorine
The salt is in the sweat. When the water evaporates it leave behind the salt.
The sediment is a mixture of sand, soil, salts, detritus.
salt iodine mercury
The suns heat evaporates water.
As the water evaporates it causes the body the to swell up
Water evaporates from the skin which cools the body.