Salt .
Evaporating the water from sea waters crystallized sodium chloride is obtained.
Salt is obtained from salt mines or sea waters.
He is a sea sponge.
By evaporation of water sodium chloride is obtained.
Sodium, Chlorine
sodium ******************* Salt
a kitchen sponge sea spone purple sponge (sea sponge)
I think its mercury
Deuterium is not obtained from sea waters.
It is a mixture. A pure substance contains only one type of substance or one species of any substance or element. Sea water is a mixture of different salts dissolved in water. Thus, it is not a pure substance. Another point is that the different components of sea water can be observed separately.
Sea water is enclosed in a closed area. Water is evaporated and then salt is obtained.
SpongeBob is a sea sponge even though he is shaped like a synthetic kitchen sponge.