Underground Mining--HIRA Project
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Views: 2,663
From: hiraprojectutah
Added: 17 years ago · 5:30 · 480p
Underground mining safety training video made by the HIRA Project at the University of Utah.
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Views: 2,663
From: hiraprojectutah
Added: 17 years ago · 5:30 · 480p
Underground mining safety training video made by the HIRA Project at the University of Utah.
No comments yet.