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Dostupné videozáznamy
764 shoduje se
Stránka
za 8
Chemical reaction with gas emission in flask with red liquid. Mom and son doing chemistry.
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Mother and son do a chemical experience with the pipette, flask and red liquid.
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Childhood scientist Learning in the chemistry laboratory. Boy, student learning and doing a chemical experiment and holding test tube in hands in science class on the table. Education concept
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A doctor in glasses sitting at the table puts on rubber gloves. Pharmacology and medicine concept
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Lab biochemist opening deep freeze, checking reaction in flask emitting smoke
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Scientist dropping chemical liquid in test tubes. Close up of scientist hands working with chemical reagents in laboratory glassware. Researcher put liquids in test tubes on table. Chemical research
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Caucasian boy taking on eyeglasses and looking at flasks with liquids. Young genius working on his chemical experiment. Intelligence, chemistry, generation Z. Cinema 4k ProRes HQ.
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Ðsian female medical technologist in glasses and mask creating pharmacy preparation in laboratory
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An adult young woman entomologist researcher in a white coat and a protective mask records the result of working with insects in the laboratory. Slow motion. The camera moves from bottom to top
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The researcher adds the solution to the test tubes for further study. Mixing chemical reagents in the laboratory.
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Portrait of female scientist with a pipette analyzes a liquid to extract the DNA in Lab
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Working in Lab - Scientist Holding Syringe and Medicine in Hand.
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0:17
Working in Lab - Scientist Holding Test Tubes and Analyzing Liquid.
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Working in Lab - Scientist Holding Test Tubes and Analyzing Liquid.
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Working in Lab - Scientist Holding Test Tubes with Positive Test of COVID-19 Coronavirus at Laboratory.
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Working in Lab - Scientist Holding Test Tubes and Analyzing Liquid.
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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Scientist drips liquid into flask with oil in laboratory
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Analytical laboratory solution for mixing and scientist conducts experiment
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Scientist looks through a microscope and writes down information about an experiment or research in laboratory
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Chemical engineer working on oil samples in laboratory
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Scientist pours yellow red liquid chemicals into flask
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Scientist or student using laptop computer and microscope
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Doctor in glasses and woman doctor in the laboratory. Pharmacology and medicine concept
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Doctor in glasses and woman doctor in the laboratory. Pharmacology and medicine concept
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the woman in laboratory mixes reagents for the analysis
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Chemical experiment with plasticine volcano. Close-up woman and her son poured red water into the volcano used pippete.
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laboratory worker into masks and glasses with syringe and reagents conduct an experiment in chemical lab in unfocused background in bright light
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Unsure scientist pouring chemical substance into test tube, observing reaction
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Scientist shaking test tube with reagents to observe a reaction. Sitting indoors with window view on the crowds.
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Face of happy Caucasian boy holding flask with blue liquid and smiling. Portrait of smart curly-haired teenager experimenting with chemical reagents. Cinema 4k ProRes HQ.
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Asian female biologist assistant conducts scientific experiment studying chemical reaction
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Mother and son preparing reagents for experiment
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Close-up Asian female healthcare professional worker wearing protective glasses mixing chemicals
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Working in Laboratory - Scientist Using Pipette in Lab.
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Working in Laboratory - Scientist Using Pipette in Lab.
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Working in Lab - Scientist Holding Test Tubes with Positive Test of COVID-19 Coronavirus at Laboratory.
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Working in Lab - Scientist Holding Test Tubes and Analyzing Liquid.
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Portrait of serious scientist collecting data in medical research laboratory
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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teaching a child the simplest chemical reactions. preparation of citric acid solution by dissolving crystals in a glass of water. eye protection glasses
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Chemical experiment. Close-up womans hands poured water from the bottle into the funnel of the volcano.
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Chemical experiment. Close-up womans hands poured water from the bottle into the funnel of the volcano.
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A lab technician wearing glasses at the table puts on rubber gloves. Laboratory studies in the clinic.
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A doctor in glasses sitting at the table puts on rubber gloves. Pharmacology and medicine concept
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Chemist pouring yellow liquid in laboratory tube, pharmaceutical experiment
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Close-up of liquids in flasks mixed up by Caucasian boy. Curly-haired teenager in lab coat holding flasks filled with multi-colored chemical reagents. Intelligence, chemistry. Cinema 4k ProRes HQ.
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Lab worker adds a few drops of a red chemical from a pipette to a petri dish
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Happy mom with son making slime in home kitchen
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Working in Laboratory - Scientist Using Holding Test Tubes in Hand.
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Working in Laboratory - Scientist Using Holding Test Tubes in Hand.
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Flask in scientist hand with chemical transparent liquid in test tubes
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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Focused lab technicians in gloves working with reagents and test tubes during chemical experiment
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Scientist conducts banana test in hand and sitting in front of laboratory
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Scientist holding ripe green apple in laboratory
4K
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Scientist working at computer in laboratory
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Chemist in lab. Close up of chemist doing chemical research at chemical laboratory. Chemical engineering. Chemist doing chemical test. Chemist working with liquid at glass flask at chemistry lab
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Lab flasks and measuring cups in medical laboratory. Research laboratory glassware in medical lab. Chemical liquids in laboratory flasks at pharmaceutical lab. Medical laboratory equipment
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Woman chemist writing research data in lab. Lab worker pick up test tube rack. Chemist writing chemical research report. Female chemist working in chemical laboratory
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Pharmaceutical researcher in lab. Woman scientist mixing liquid in test tube. Lab technician conducting pharmaceutical research. Close up of pharmaceutical scientist working with liquid in flask
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scientist writes experimental results
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test reagents in laboratory
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test reagents before performing chemical experiments
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study of blood, female in rubber gloves and glasses works with test tubes and reagents in modern laboratory close-up
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A doctor in rubber gloves dials liquid reagents into a syringe. Laboratory assistant conducts laboratory studies
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Close-up face of mixed up black and red chemical reagents. Little curly-haired Caucasian boy blurred at the background. Intelligence, chemistry, generation Z. Cinema 4k ProRes HQ.
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Back view of female scientist dropping chemical liquid in test tubes. Close up of scientist hands working with chemical reagents in laboratory glassware.
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Female lab worker dripping blue liquid in test tube and analyzing reaction
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Automated laboratory equipment with workers at a production of medicines.
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scientist analyzing tubes at laboratory
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Working in Lab - Scientist Holding Test Tubes and Analyzing Liquid.
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Biochemist performing GMO experiments in modern laboratory, injecting chemical substances into apple
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Scientist analyzes te liquid with pipette to extract toxins from samples
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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The man cleans the walls of strong dirt with a brush and a rag. The worker washes the corridor walls manually. Mold and dirt. Hard work
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Scientist with pipette analyzes liquid to extract DNA and molecules in test tubes in laboratory
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Forensic microscope and woman writing notes for information about experiment or research in laboratory
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Woman scientist working with liquid in science lab. Close up of female scientist doing laboratory research. Scientist face at research lab. Scientist cure. Lab worker researching liquid in lab flask
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Secondary school student doing chemistry test in the lab. Hands add chemical reagents into vial, test tube.
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Medical university student conducting research for laboratory project, education
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teacher chemistry lesson explains the student on the example of the chemistry of color depending on the acid or alkaline environment
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Experienced lab worker dripping oily substance into test tube with green liquid
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A doctor in rubber gloves dials liquid reagents into a syringe. Laboratory assistant conducts laboratory studies
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Female scientist adding green reagent into substance in test tube research
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Young scienist in protective suit mixing
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Woman chemist conducting analysis biotechnology doing medical research medium close-up
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scientist analyzing tubes at laboratory
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Portrait of female scientist with a pipette analyzes a liquid to extract the DNA in Lab
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Working in Laboratory - Scientist Using Pipette in Lab.
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Working in Laboratory - Scientist Using Pipette in Lab.
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Working in Lab - Scientist Holding Test Tubes with Positive Test of COVID-19 Coronavirus at Laboratory.
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4K, Children girl schoolgirl, Hand holding flask while doing chemistry experiments, in science class, girl used magnifying glass, peering into mouth glass bottle, where light smoke was coming out.
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Smart Caucasian boy in eyeglasses and lab coat looking at flasks with liquids. Young teenage genius working on his chemical experiment. Intelligence, chemistry, generation Z. Cinema 4k ProRes HQ.
4K
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Portrait of clever Caucasian boy in eyeglasses looking at flasks with liquids and gesturing yes. Young teenager performing chemical experiment. Intellect, chemistry, generation Z. Cinema 4k ProRes HQ.
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Close-up of the hand of dentistry mix components for a composite preform for removing the form from the jaw and the bite of the patient
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Další strana
Stránka
za 8