Have you ever wanted to see an underground mining operation?
80.5 هزار بار بازدید -
4 سال پیش
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This is a video I
This is a video I made to teach a little about Harrod Concrete and Stone's underground mining operation. Hopefully you learn some interesting facts about mining and some other fun facts along the way.
4 سال پیش
در تاریخ 1399/01/05 منتشر شده
است.
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