Unrecognizable scientist dripping medicine from pipette to test tubes in laboratory close up. Unknown lab worker conducting scientific experiment.
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A scientist works with a pipette and a test tube. Biotechnology scientist team take test tube to conduct experiments in the laboratory
Waist up of concentrated Caucasian male chemist in protective face shield, white lab coat and gloves pipetting some unrecognizable red liquid from test tube while doing research in laboratory
Scientist women conducting an experiment with a test tube
Chest up slowmo of serious Caucasian chemist in face shield and lab coat conducting experiment in lab adding hydrogen peroxide and some black powder in test tube and watching chemical reaction
Male scientist with test tubes and pipette in lab
Young Biracial Male Scientist Conducting Experiment in Modern Research Laboratory
Medicine worker hands taking test tubes conducting experiment in laboratory close up. Unrecognizable scientist choosing samples in lab
The girl in the lab conducting experiments. Prepares test tubes.
Slow-motion footage of a young chemist conducting an experiment in a lab
African American male scientist in white coat and gloves pouring blue liquid substance into test tube with pipette during laboratory experiment
Close mid view of female scientist using dropper and test tubes for conducting experiment in laboratory