People do not eat salt tears with no inorganic salt
Your body depends on sodium ions for a variety of regulation, including the transmission of nerve signals, etc., before you tears do not contain salt before you have a dog
Salt can also be obtained from the food, can be lack of salt to the row of no salt (tears, sweat, urine salts are the body of the salt) estimated that people are almost dead.
I suddenly think of a science program that found a place a strange person, never drink water, then a variety of surprises. Finally, the scientist came out to explain that he can get the daily water needed from the food.
