#799 How is salt mined?
How is salt mined? In the same way that any other mineral is mined. There are three ways of producing salt. It can be mined out of the ground, it…
How is salt mined? In the same way that any other mineral is mined. There are three ways of producing salt. It can be mined out of the ground, it…
How does a refrigerator cool food? By transferring the heat from inside the refrigerator to outside using evaporation. Fresh foods have to be kept cool to make them last longer.…