Rice prices must be kept within reach of the poorest people.
By Sublimation, you can separate salt water from sand !!
and by Evaporation, salt can be separated from water !!
so all three are separated by these two process !!
Answer:
The upper layer of the mantle is said to be thicker than the lower mantle, but not solid rock like crust. The tectonic plates rest on this layer and it is responsible for the movement of those plates.
Explanation:
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