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a mature pretty woman in glasses looking direkt questioning and criticizing
High voltage pylon in the French countryside. High voltage electric power grid.
Critical thinking. Smart young female high school student speak on group session share opinion on research subject with male professor diverse polyethnic groupmates propose innovative problem vision
Blue green copper (Cu) oxide ore, held in hand, against background of ore that is out of focus. Mining.
Rare earth (earths) ore held in open hand. Critical minerals, used for permanent magnets, aerospace alloys, specialty glass, electronic equipment, electric motors for electric vehicles, wind turbines

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