Young male chemistry teacher in the classroom
Contributor: Elnur
ID : 428555530
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Keywords
teacher, class, chemist, chemistry, chemical, sample, substance, tubing, liquid, fluid, tube, glasses, glassware, looking, flask, tube, experiment, experimenting, test, testing, education, discussing, explaining, student, whiteboard, studying, study, school, learning, classroom, man, lesson, university, academic, science, teaching, lecture, lecturer, laboratory, laboratory, research, scientist, researcher, scientific, mentor, tutor, tutoring, discovery, solutionRelated items
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