Scientist in laboratory filling liquid in appliance

people, container, man, technology, stem, indoor, woman, operator, occupation, test, work, job, vial, sample, biology, chemist, experiment, lab, laboratory, science, case, profession, study, college, University, analyzing, chemistry, workplace, research, glove, analysis, gown, result, technician, employment, scientist, career, assistant, institute, microbiology, pipette, researcher, academic, biologist, screening, Histology, Splashback, food testing, natural science, food laboratory,