Ключевые слова: acid, biology, biotechnology, change, chemist, color, compare, device, dip, discovery, employee, equipment, examination, examine, experiment, expertise, explore, gloves, growth, indicator, investigation, iron, job, lab, laboratory, measurement, medical, medicine, microbiology, microscope, occupation, palette, people, professional, purple, research, sample, science, scientific, scientist, stick, technology, test, work, worker,