Male scientist looking at test tubes with virus samples and making notes in lab
doctor in biohazard ptotective suit holding sample of coronavirus in test tube
Slow motion of male scientist looking at test tubes with virus samples in lab 4K
Two biologist in biohazard suits and masks sampling water from a stream or river pipetting a sample into a test tube for chemical analysis of pollutants
Two biologist in biohazard suits and masks sampling water from a stream or river pipetting a sample into a test tube for chemical analysis of pollutants
Two men in biohazard suits and masks sampling water from a stream or river pipetting a sample into a test tube for chemical analysis of pollutants
Slowmo shot of African-American male scientist in chemical suit looking at test tube with polluted soil sample and his colleagues exploring seashore of biohazard territory
medical scientist showing pink test tube to the camera wearing protection suit
CDC or biohazard lab tech looking at a test tube sample
CDC or biohazard tech adding blood sample to test tube
Medium slowmo portrait of African-American male scientist in chemical suit, respiratory mask and googles examining test tube with water sample then looking at camera working at biohazard territory
Scientist in protective suit extracting liquid from test tube and transferring it