A) Himachal Pradesh
sodium chloride- essential for life
sodium chloride is quite essential for life. biologically, it has a number of functions to perform such as in muscle contraction, in conduction of nerve impulses in nervous system and is also converted into hydrochloric acid in the digestion of food in stomach. when we sweat, there is loss of sodium chloride along with water. it leads two muscle cramps. its loss has to be compensated suitably by giving certain solved preparations to the patient. electral power is an important substitute of common salt.
first i don't know little i don't that is there any instrument measures work life balance