Extreme no people macro of drop of saliva with air bubbles being rotated on specimen table under microscope in laboratory in clockwise motion, on black background
Ecologist taking sample of contaminated water with dangerous toxins into tubes. Scientist in protective wear analyzing toxic water from industrial waste pipe. Environmental pollution.
Ecologist sampling water of toxic chemicals from river checking list and write to clipboard paper
Rotating liquid in laboratory. Chemical experiment with substance in flask. Professional chemical lab
Rotating liquid in glass flask in laboratory. Stock footage. Chemical experiment with substance in Professional lab
Ecologist sampling water from the river with test tube, Biologist wear protective suit and mask collects sample of waste water from industrial, problem environment, scientist environmentalist
Stirring a fizzy solution with bubbles after dissolving a pharmaceutical effervescent tablet
Chemist in ppe looking at flask with solution, water analysis from swamp, wearing protective suit and medical gloves, sample for toxicity testing. Scientific researching, field laboratory concept.
Scientist filling a glass bottle in a lab
Cropped low section shot of team of ecologists wearing protective coveralls and rubber boots walking together along coastline with biohazard sign in polluted area
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The Textured Surface of a Natural Water Formation is both visually striking and detailed. Stock Clip
Tilt up shot of woman in white coat and protective gloves testing water in PET bottle at beverage factory before delivery
Close Up Blood In Clear Liquid And White Background
scientist dropping chemical solution for analyzing : hologram chemical structure in futuristic technology for testing in laboratory
Medium shot of female chemist in protective gloves and mask taking water sample working at bottling plant
Portrait of Chinese male scientist is analyzing a liquid to extract the DNA and molecules in the test tubes in laboratory.
Professional black male scientist biologist in protective workwear analyzing biohazard danger and controlling environmental contamination, sampling polluted mountain river water into 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
Slowmo shot of female scientist in protective coverall taking sample of water from polluted river into test tube while examining consequences of eco catastrophe
Medical equipment for hashing in chemical laboratory
Anticeptic hand gel close-up. Liquid soap texture on grey background. Skincare cream, beauty product sample. Antibacterial washing, cosmetics.
Science or medical lab research test in the laboratory. Stock footage. Mixture in a flask.
Two ecologists in protective coverall suits and respiratory masks collecting samples of lake water in polluted area into test tube
Wide shot of two environmental experts wearing full protective suits collecting water samples on sandy shoreline at daytime
Slow motion macro of micro particles molecules in a liquid are analyzed with microscope for bioche
Slow motion macro shot of drop falling into a test tube in a laboratory
Researcher fluid laboratory test tubes
Two ecologists wearing protective coveralls and respiratory masks collecting samples of lake water in polluted area with warning biohazard sign
Water purification test. Drop blue liquid in test tube with clean water. Scientist doing chemical experiment
Closeup shot of unrecognizable biochemist in protective suit collecting soil samples at industrial waterfront and putting them into briefcase while conducting research with colleague
Professional charming asian biologist woman with digital tablet in protective suit, mask and gloves working on water analysis, examining test tubes with samples of polluted water on mountain river.
Close up of male hands collecting water samples from natural water stream.
Portrait of worried black male biologist in protective suit, mask and gloves testing quality of mountain river water, analyzing water sample into test tube during research in contaminated environment.
A specialist girl checks the grape fields, holds a pipette, a flask with water, takes a test for t
Retro VHS tape, film Process of taking water analysis from swamp, using flask and pipette, wearing protective suit and medical gloves, sample for toxicity testing close-up. Scientific researching.
Dedicated scientist collecting water sample from polluted river to monitor environmental impact
Two female ecologists wearing protective coveralls and respiratory masks examining test tubes with samples of polluted water and talking while working at gulf coast
A scientist adds some water into an erlenmeyer flask
man drops light brown liquid into plastic measuring spoon from pipette on black background extreme close view
Researcher fluid laboratory test tubes
Ecologists sample water contaminated with dangerous, waterhazard toxins into tubes, Scientist or Biologist in protective waste water from industrial for analyze, problem environment, Testing toxic.
Chemist in ppe looking at flask with solution, water analysis from swamp, wearing protective suit and medical gloves, sample for toxicity testing. Scientific researching, field laboratory concept.
Asian medical student guy with mask looks at test tube with red and yellow separated liquids working in scientific chemical laboratory closeup
Process of mixing viscous liquid in a flask, laboratory
Electrochemistry: time-lapse of colloidal silver generationtl_chem_02_left_1080p_25fps_15s_90q_rgb.mov
Black male ecologist wearing protective suit and rubber boots opening suitcase with lab tools at waterfront and picking up water sample in test tube for expertise
A lab with test tubes and scientific instruments. A female laboratory assistant is checking the quality of water according to all criteria
Crop male goldsmith cleaning silver in ultrasound with water