Free stock photo of analysis, bacteria, biochemistry, biology, biotech, biotechnology, chemistry, corona, coronavirus, corridor, covid, covid 19, discovery, down to a science, education, equipment, experiment, glassware, gloves, health, healthcare, hospital, indoors, instrument, lab, laboratory, looking, macro, magnification, man, medical, medicine, microbiology, microscope, optical, optics, pharmacology, professional, protective gear, research, sample, samples, science, scientist, scientists, service, sterile environment, tech, technology, uniform, white, work, zoom