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Size: 3500px × 5315px
Photo credit: © Spirit / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 30-40, assistant, bald, chemist, clothing, compare, concentrates, doctor, experiment, glatzköpfig, green, hard, hat, head, helmet, laboratory, liquids, man, medicine, model, person, pharmacologist, pharmacology, portrait, protective, reagent, released, research, researcher, safety, science, scientist, sit, table, tube, years, yellow