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Female scientist in coverall equipment writing notest and looking through microscope. Test tubes with blue smoking liquid.
Pharmacy lab worker, medical or chemistry student at chalkboard writing organic chemistry formula, while teacher or colleague is helping
doctor holding a test tube of blood and writing on a form
Scientist woman writing a formula
Writing formula on whiteboard
Scientist women writing a formula
Smiling girl in lab coat standing behind the glass wall and writing formula on it
Woman chemist writing research data in lab. Lab worker pick up test tube rack. Chemist writing chemical research report. Female chemist working in chemical laboratory
Medium shot of two scientists in lab coats, rubber gloves and glasses analyzing contents of test tube and writing down information on their research, tilt up
Woman scientist looking and holding a smoking blue fluid in a test tube. Team of scientist working in the background.
Young talented chemistry student reading book and writing molecular formulas on glass wall
Mature professor writing down molecular formulas on blackboard in chemistry class and then turning to the camera and smiling
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