Уул уурхай гэж юу вэ? What is mining?

Уул уурхай гэж чухам юу болохыг мэдэхийг хүсвэл дараах холбоосоор орж сонирхоорой.

https://www.youtube.com/watch?v=IL0KfvfSvsg

Mining is the process of extracting minerals like gold, silver, copper, nickel and uranium (metallic) and salt, potash, coal and oil (nonmetallic) formations that concentrate naturally in the earth.

About Bayarkhuu

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