Three bio technicians testing for pollutants in a river in woodland wearing full hazard suits and masks as they take water samples
Three bio technicians testing for pollutants in a river in woodland wearing full hazard suits and masks as they take water samples
Two women scientists in bio-hazard suits testing
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
Full shot of an astronaut and scientist testing sample collector tool
Full shot of an astronaut and scientist testing sample collector tool
Two scientists in full biohazard suits and masks taking water samples from a river to check for hazardous pollutants or contaminants. River is red and dirty
COVID-19 testing in laboratory, male technician is doing PCR and serology tests, using tubes with samples and microscope
male laboratory technician is testing and analysing new drug for curing coronavirus, taking sample from test tube