Oil and gas extraction - Petroleum encyclopedia

Reclaiming land in the Oil Sands of Canada with @morgan_construction — In this video Aaron tells us exactly what the stop lights mean on the side of a haul truck. This is a common way in mines across the world to tell how loaded a truck is. You may have also noticed the scoreboard type sign with red numbers. That indicates how many tons the truck is currently carrying! #mining #heavyequipment #excavator #educational | BuildWitt