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Vidéos Libres De Droits

66,118 correspondances

Scientist writing research report and holding test tube with clear test liquid

Scientist writing research report and holding test tube with clear test liquid

University experimental laboratory scientist mixes glass flask with red chemical solution

University experimental laboratory scientist mixes glass flask with red chemical solution

Test tubes with blue liquid and pipette

Test tubes with blue liquid and pipette

Female scientist or student holding molecular structure model in lab

Female scientist or student holding molecular structure model in lab

Blue liquid substance in chemical laboratory is spinning in glass

Blue liquid substance in chemical laboratory is spinning in glass

Scientist or laboratory assistant in white laboratory coat putting on blue rubber gloves at work

Scientist or laboratory assistant in white laboratory coat putting on blue rubber gloves at work

Scientist student thinking, focusing on doubts, looks into microscope

Scientist student thinking, focusing on doubts, looks into microscope

Female researcher looks at biological samples under microscope and writes down research results on laptop, in scientific laboratory

Female researcher looks at biological samples under microscope and writes down research results on laptop, in scientific laboratory

Hand of scientist pours orange liquid from test tube into flask

Hand of scientist pours orange liquid from test tube into flask

Scientist chemist biologist holds molecule in chemical laboratory

Scientist chemist biologist holds molecule in chemical laboratory

Examination of white powder or sugar in laboratory under microscope closeup

Examination of white powder or sugar in laboratory under microscope closeup

Equipment for flasks and glassware in chemical laboratory with liquid

Equipment for flasks and glassware in chemical laboratory with liquid

Dentist shows an artificial tooth model over the word cavities

Dentist shows an artificial tooth model over the word cavities

Chemist uses test tube with multicolored liquid and word experiment in lab

Chemist uses test tube with multicolored liquid and word experiment in lab

Laboratory specialist conducts research in modern laboratory and word research.

Laboratory specialist conducts research in modern laboratory and word research.

Laboratory specialist conducts research in modern laboratory and word

Laboratory specialist conducts research in modern laboratory and word

Portrait of beautiful young woman in laboratory sitting at workplace and looking at camera

Portrait of beautiful young woman in laboratory sitting at workplace and looking at camera

Scientist researcher entering data into computer holds vaccine

Scientist researcher entering data into computer holds vaccine

Scientist biologist geneticist looks at two glasses with drop of biological test in medical laboratory and makes comparison

Scientist biologist geneticist looks at two glasses with drop of biological test in medical laboratory and makes comparison

Scientist looks through a microscope and writes down information about an experiment or research in laboratory

Scientist looks through a microscope and writes down information about an experiment or research in laboratory

Chemist scientist looks through a microscope with yellow liquid or oil in chemical laboratory

Chemist scientist looks through a microscope with yellow liquid or oil in chemical laboratory

Bad laboratory failed experiment and so did scientist. student foul smelling liquid from test tube

Bad laboratory failed experiment and so did scientist. student foul smelling liquid from test tube

Scientist drops yellow liquid from pipette onto Petri flask with red substance closeup

Scientist drops yellow liquid from pipette onto Petri flask with red substance closeup

Scientist happily smiling and waving and greeting scientist with microscope

Scientist happily smiling and waving and greeting scientist with microscope

Glass flask in scientific chemistry laboratory or medical research laboratory with colorful liquid and word chemistry

Glass flask in scientific chemistry laboratory or medical research laboratory with colorful liquid and word chemistry

Scientist chemist and round molecule in chemical laboratory

Scientist chemist and round molecule in chemical laboratory

Scientist drops sample onto Petri dish with microscope in laboratory closeup

Scientist drops sample onto Petri dish with microscope in laboratory closeup

Scientist biologist geneticist looks at Petri glass with drop of biological test in medical laboratory

Scientist biologist geneticist looks at Petri glass with drop of biological test in medical laboratory

Scientist uses a multi-channel pipette dispenser to load microplates for scientific testing with pink liquid

Scientist uses a multi-channel pipette dispenser to load microplates for scientific testing with pink liquid

Scientist drops liquid from pipette into test tube closeup

Scientist drops liquid from pipette into test tube closeup

Red Petri dish for microbiological laboratory research in crayfish scientist

Red Petri dish for microbiological laboratory research in crayfish scientist

Scientist drops sample of blue liquid onto microscope slide in laboratory. closeup

Scientist drops sample of blue liquid onto microscope slide in laboratory. closeup

Concentrated female scientist in safety glasses shakes a glass flask with clean water

Concentrated female scientist in safety glasses shakes a glass flask with clean water

Hand holds pH indicator and compares color with scale

Hand holds pH indicator and compares color with scale

Scientist in gloves doing research on ph strip in microbiology laboratory

Scientist in gloves doing research on ph strip in microbiology laboratory

Scientist holds neutral litmus paper on test tube with sample of natural drinking water in laboratory

Scientist holds neutral litmus paper on test tube with sample of natural drinking water in laboratory

Scientist and exposure to scientific experiment holding test tube with pink liquid in laboratory

Scientist and exposure to scientific experiment holding test tube with pink liquid in laboratory

Scientist shows test tubes for testing toxic liquids

Scientist shows test tubes for testing toxic liquids

Closeup of scientist dripping purple liquid into flask with solvent

Closeup of scientist dripping purple liquid into flask with solvent

Chemist scientist pours water from transparent bottle into flask in laboratory

Chemist scientist pours water from transparent bottle into flask in laboratory

Chemist works in laboratory and checks quality of petroleum products

Chemist works in laboratory and checks quality of petroleum products

Multicolored liquid in flasks and woman scientist looks into microscope

Multicolored liquid in flasks and woman scientist looks into microscope

Scientist holds in hand set of test tubes with sample of liquid

Scientist holds in hand set of test tubes with sample of liquid

Scientist pours water from flask into glass in medical laboratory

Scientist pours water from flask into glass in medical laboratory

Scientist holding flask of light blue liquid in laboratory

Scientist holding flask of light blue liquid in laboratory

Scientist holding blue sample in test tube and comparing results chart on digital tablet in laboratory

Scientist holding blue sample in test tube and comparing results chart on digital tablet in laboratory

Scientist holds multichannel pipette and thumbs up

Scientist holds multichannel pipette and thumbs up

Laboratory worker pours liquid samples into glass test tubes using pipetting pipette

Laboratory worker pours liquid samples into glass test tubes using pipetting pipette

Scientist is dripping science laboratory dropper and dropping liquid sample of orange reagent solvent solution

Scientist is dripping science laboratory dropper and dropping liquid sample of orange reagent solvent solution

Pipette with red pink liquid falling into glass test tube

Pipette with red pink liquid falling into glass test tube

Scientist holds clear clean water in flask and shows thumbs up

Scientist holds clear clean water in flask and shows thumbs up

Laboratory scientist with pipette analyzes and drops pink liquid into test tubes

Laboratory scientist with pipette analyzes and drops pink liquid into test tubes

Research scientist looking and holding glass bottle for chemical analysis of liquids in laboratory

Research scientist looking and holding glass bottle for chemical analysis of liquids in laboratory

Laboratory scientist with pipette analyzes a clear liquid to extract DNA and molecules into test tubes

Laboratory scientist with pipette analyzes a clear liquid to extract DNA and molecules into test tubes

Female doctor scientist laboratory assistant with computer in chemical laboratory

Female doctor scientist laboratory assistant with computer in chemical laboratory

Red pink liquid flows up spiral tube in laboratory equipment

Red pink liquid flows up spiral tube in laboratory equipment

Young smiling doctor is holding stethoscope 4k movie

Young smiling doctor is holding stethoscope 4k movie

Clear oily liquid drips from pipette into test tube 4k movie

Clear oily liquid drips from pipette into test tube 4k movie

Artificial mockup of jaw standing on table near doctor and patient 4k movie

Artificial mockup of jaw standing on table near doctor and patient 4k movie

Clear oily liquid drips from pipette 4k movie

Clear oily liquid drips from pipette 4k movie

Chemist holds molecular model and draws chemical formulas

Chemist holds molecular model and draws chemical formulas

Chemistry and test glass flask with multicolored solution in research laboratory

Chemistry and test glass flask with multicolored solution in research laboratory

Colored toxic and poisonous liquids in test tubes in laboratory and word experiment

Colored toxic and poisonous liquids in test tubes in laboratory and word experiment

Portrait of beautiful female biologist in glasses looking at camera in modern laboratory

Portrait of beautiful female biologist in glasses looking at camera in modern laboratory

Word science and chemistry and test glass flask with multicolored solution in research laboratory

Word science and chemistry and test glass flask with multicolored solution in research laboratory

Chemistry and test glass flask with multicolored solution in research laboratory

Chemistry and test glass flask with multicolored solution in research laboratory

Chemical glassware with colorful liquid and word chemistry in laboratory

Chemical glassware with colorful liquid and word chemistry in laboratory

Closeup of scientist dripping liquid from pipette onto Petri flask with red substance

Closeup of scientist dripping liquid from pipette onto Petri flask with red substance

Scientist studies effect of vaccines and oncology cancer in laboratory

Scientist studies effect of vaccines and oncology cancer in laboratory

Chemical industrial laboratory scientist holding black liquid crude oil in flask and thumbs up

Chemical industrial laboratory scientist holding black liquid crude oil in flask and thumbs up

Scientist holds test tube and smells stinking and disgusting unbearable smell

Scientist holds test tube and smells stinking and disgusting unbearable smell

Scientist biologist pours red liquid into glass in laboratory

Scientist biologist pours red liquid into glass in laboratory

Scientist working at computer in laboratory

Scientist working at computer in laboratory

Set of many sample containers with red liquid

Set of many sample containers with red liquid

Forensic microscope and woman writing notes for information about experiment or research in laboratory

Forensic microscope and woman writing notes for information about experiment or research in laboratory

Scientist with pipette analyzes liquid to extract DNA and molecules in test tubes in laboratory

Scientist with pipette analyzes liquid to extract DNA and molecules in test tubes in laboratory

Scientist with microscope looks at petri glass with drop of biological test in medical laboratory

Scientist with microscope looks at petri glass with drop of biological test in medical laboratory

Medical development laboratory scientist uses micropipette fills test tube with blue liquid and conducts experiment

Medical development laboratory scientist uses micropipette fills test tube with blue liquid and conducts experiment

Scientist looks at test tube with solution through magnifying glass

Scientist looks at test tube with solution through magnifying glass

Doctor scientist biologist holds glass plate with drops in laboratory

Doctor scientist biologist holds glass plate with drops in laboratory

Female scientist looks at container with liquid in hand

Female scientist looks at container with liquid in hand

Scientist working in laboratory smiles and waves hand confidently looking at camera

Scientist working in laboratory smiles and waves hand confidently looking at camera

Test tube with red pink liquid and red pills

Test tube with red pink liquid and red pills

Scientist looks at model of molecular structure

Scientist looks at model of molecular structure

Chemical engineer working on oil samples in laboratory

Chemical engineer working on oil samples in laboratory

Chemist scientist cosmetologist in safety glasses smells yellow liquid substance of glass flask and conducts experiment in laboratory

Chemist scientist cosmetologist in safety glasses smells yellow liquid substance of glass flask and conducts experiment in laboratory

Litmus strips for measuring acidity of water

Litmus strips for measuring acidity of water

Laboratory chemical equipment and study of toxic

Laboratory chemical equipment and study of toxic

Scientist holds pipette and drops sample of blue solution onto glass plate for microscope

Scientist holds pipette and drops sample of blue solution onto glass plate for microscope

Scientist analyzes with pH measurement in chemical biology laboratory with glass equipment

Scientist analyzes with pH measurement in chemical biology laboratory with glass equipment

Scientist flask with boiling black solution in lab

Scientist flask with boiling black solution in lab

Laboratory worker checks patient test results looking at color palette

Laboratory worker checks patient test results looking at color palette

Scientist student holding molecular structure model in lab

Scientist student holding molecular structure model in lab

Student biologist scientist looking through a microscope in laboratory

Student biologist scientist looking through a microscope in laboratory

Female scientist pours pink liquid from flask in medicinal chemistry laboratory

Female scientist pours pink liquid from flask in medicinal chemistry laboratory

Scientist holds two test tubes with yellow and blue liquid in laboratory

Scientist holds two test tubes with yellow and blue liquid in laboratory

Scientist with microscope, test tubes laboratory glassware and reagents

Scientist with microscope, test tubes laboratory glassware and reagents

Medical research laboratory scientist using digital tablet computer to analyze data and test tube with blue liquid

Medical research laboratory scientist using digital tablet computer to analyze data and test tube with blue liquid

Chemist scientist holds and stirs flask with an orange liquid in hands in chemical laboratory

Chemist scientist holds and stirs flask with an orange liquid in hands in chemical laboratory

Chemist laboratory technician holds flask with yellow liquid in hands in chemical laboratory.

Chemist laboratory technician holds flask with yellow liquid in hands in chemical laboratory.