Biochemist in suit taking sample of water in test tube while investigating nature with coworkers
Biochemist in suit taking sample of water in test tube while investigating nature
animation - of unrecognizable ecologist in protective coverall and gloves taking sample of water in polluted river or lake with test tube
Ecologist sampling water from the river with test tube
Slowmo close up of unrecognizable ecologist in protective coverall and gloves taking sample of water in polluted river or lake with test tube
Two scientists in protective suits exploring nature and taking sample of water in river
Dedicated scientist collecting water sample from polluted river to monitor environmental impact
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
Taking a blood sample for testing in the tube. Collecting the blood
Taking a blood sample for testing in the tube and putting it on the stand