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Lab worker checking test tube
Woman on green screen examining soil sample in a test tube - focus on face
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MS Male technician with micro-pipette at research center / Vancouver, BC, Canada
MS Male technician with micro-pipette at research center / Vancouver, BC, Canada
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ECU, SELECTIVE FOCUS, Person extracting liquid from small test tube with syringe, close-up of hand
ECU, SELECTIVE FOCUS, Person extracting liquid from small test tube with syringe, close-up of hand
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CU Hands pipetting yellow liquid from sample into test tube
CU Hands pipetting yellow liquid from sample into test tube
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CU Pipette withdrawing pink liquid from test tube
CU Pipette withdrawing pink liquid from test tube
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Test tubes in a shaker
Dolly shot video of Test tubes samples shaking in a geophysics laboratory. (HD.)
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Test for hydrogen gas. A lit splint is held to the gas, igniting it with a characteristic squeaky pop
Test for hydrogen gas. A lit splint is held to the gas, igniting it with a characteristic squeaky pop
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Laboratory glass ware with technician in background
Laboratory glass ware with technician in background doing an experiment.
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CU Scientist working on experiment with colleague in research lab
CU Scientist working on experiment with colleague in research lab
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Closeup of a person holding two test-tubes.
Closeup of a person's hands holding two test-tubes and transferring fluid from one to another
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Scientist looking at plants in test tube in laboratory, Slow motion
Video slow motion of Scientist looking at plants in test tube in laboratory
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Scientist looking at plants in test tube in laboratory, Slow motion
Video slow motion of Scientist looking at plants in test tube in laboratory
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Mid adult Caucasian scientist gives plant nourishment in greenhouse
Mid adult Caucasian scientist gives plant nourishment in greenhouse
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Scientists using digital tablet for experiment in laboratory
Scientists using digital tablet for experiment in laboratory