woman is working in chemical laboratory, testing chemicals by microscope, scientific lab for experimenting and research
forensic expert is testing evidence in laboratory, viewing samples in microscope, female technician is researching analysis
man and woman are working in medical laboratory, testing chemicals in test tubes and viewing samples in microscope
Chemical scientist hand doing laboratory research at pharmaceutical factory. Laboratory testing. Researcher hand in gloves doing pharmaceutical research. Lab testing with candle fire
microbiologists are researching virus and bacteria in laboratory, woman is viewing by microscope, man is testing drugs
Female scientist pouring chemical reagent in lab flask. Closeup of woman scientist doing chemical reaction. Lab technician doing laboratory testing. Scientist hands doing laboratory research
two technicians are working in scientific laboratory, man is researching sample by microscope and woman working with chemicals
Chemical research in Petri dishes. Researcher preparing color plates in a microbiology laboratory. Hand of a technician inoculating plates
COVID-19 testing in laboratory, male technician is doing PCR and serology tests, using tubes with samples and microscope
Lab technician controls chemical substances in test tubes
Scientist testing in laboratory for analysis or researching.
Scientist testing in laboratory for analysis or researching