Oxygen monitor malfunction abandoned copper mine. #abandonedmine #mines #mineexploration While exploring a 1905-era copper mine, the oxygen monitor meets water. 🙄 [ad_2] source Related Articles Mining Challenge – INCREDIBOX SPRUNKI Animation Cartoon #shorts #animation Grandfather has been mining gold in a wonderful way for many years। #shorts #experiment Illegal mining | Stilfontein saga is far from over Illegal Mining | Dozens still underground at old mine in Sabie
