Nature - Sea Water - Salt

Sometimes it is intriguing to know how is that the sea water turns itself salty?

What if sea water does not turn salty? Will it then be used as drinking water!? Where then will we get salt to use in our daily life for cooking, which gives taste to our eatables. So salt is an important ingredient which is a neccessary item derived from sea water.

How really and what makes the water of sea salty? What goes into making the sea water salty?

It is said that Australia has been able to convert sea water into drinking water. Does anybody knows what happens to the salt when the conversion takes place.

It really is a wonder to see the sea water being in salty state.