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    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Nurse takes sample for covid-19 — Stock Photo
    Nurse takes sample for covid-19
    Close-up view of vacutainer with needle on tray. — Stock Photo
    Close-up view of vacutainer with needle on tray.
    Two scientists experimenting with a water sample — Stock Photo
    Two scientists experimenting with a water sample
    Health screening — Stock Photo
    Health screening
    Close-up of pipetting sample into row of test tubes during experiment in laboratory. — Stock Photo
    Close-up of pipetting sample into row of test tubes during experiment in laboratory.
    Petri dishes for DNA sequencing, close-up. — Stock Photo
    Petri dishes for DNA sequencing, close-up.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Female patient beside digital mammography unit — Stock Photo
    Female patient beside digital mammography unit
    Asian girl with mother having eye test in clinic. — Stock Photo
    Asian girl with mother having eye test in clinic.
    Caucasian and African American men working in a microbrewery, wearing high visibility vests, inspecting one of four vats set along the wall. — Stock Photo
    Caucasian and African American men working in a microbrewery, wearing high visibility vests, inspecting one of four vats set along the wall.
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    Scientist preparing chemical liquid in laboratory flask. — Stock Photo
    Scientist preparing chemical liquid in laboratory flask.
    Man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Man testing temperature of beer in wort while making beer at home brewery
    Patient undergoing skin prick test in allergy clinic. — Stock Photo
    Patient undergoing skin prick test in allergy clinic.
    Female doctor putting headphones on boy having hearing test. — Stock Photo
    Female doctor putting headphones on boy having hearing test.
    Medical samples — Stock Photo
    Medical samples
    Asian girl with mother having eye test in clinic. — Stock Photo
    Asian girl with mother having eye test in clinic.
    Portrait of technician operating machine at meat factory — Stock Photo
    Portrait of technician operating machine at meat factory
    Forensic evidence collection with knife for DNA forensic test. — Stock Photo
    Forensic evidence collection with knife for DNA forensic test.
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Female engineers testing robotic arm in office — Stock Photo
    Female engineers testing robotic arm in office
    Workers in protective suits using machinery in fiber optics research and testing laboratory — Stock Photo
    Workers in protective suits using machinery in fiber optics research and testing laboratory
    Rear view of an African American man wearing checkered shirt and high visible vest, working in a microbrewery, checking equipment. — Stock Photo
    Rear view of an African American man wearing checkered shirt and high visible vest, working in a microbrewery, checking equipment.
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt. — Stock Photo
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt.
    Light microscope with petri dishes on blue background. — Stock Photo
    Light microscope with petri dishes on blue background.
    Cropped view of hands holding litmus paper in test-tube — Stock Photo
    Cropped view of hands holding litmus paper in test-tube
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Test tubes with urine samples for analysis on white background, studio shot. — Stock Photo
    Test tubes with urine samples for analysis on white background, studio shot.
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption. — Stock Photo
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption.
    Urine sample container on toilet in bathroom, studio shot. — Stock Photo
    Urine sample container on toilet in bathroom, studio shot.
    Technician operating machine at industrial factory — Stock Photo
    Technician operating machine at industrial factory
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Close up of a Caucasian man with long hair working in a microbrewery, holding a glass of beer, smelling it for inspection. — Stock Photo
    Close up of a Caucasian man with long hair working in a microbrewery, holding a glass of beer, smelling it for inspection.
    Female microbiologist pipetting into petri dishes in laboratory. — Stock Photo
    Female microbiologist pipetting into petri dishes in laboratory.
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Female scientist taking notes in soil testing laboratory. — Stock Photo
    Female scientist taking notes in soil testing laboratory.
    Man testing VR glasses on dark background — Stock Photo
    Man testing VR glasses on dark background
    Close-up of examination of soil samples in agrochemical laboratory. — Stock Photo
    Close-up of examination of soil samples in agrochemical laboratory.
    Blood in human urine in sample pots, studio shot. — Stock Photo
    Blood in human urine in sample pots, studio shot.
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery. — Stock Photo
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Ophthalmologist using auto refractometer eye examination equipment on boy in clinic. — Stock Photo
    Ophthalmologist using auto refractometer eye examination equipment on boy in clinic.
    Woman's hand holding a positive pregnancy test — Stock Photo
    Woman's hand holding a positive pregnancy test
    Back view of woman during medical diagnosis of breast in modern clinic — Stock Photo
    Back view of woman during medical diagnosis of breast in modern clinic
    Mid section of man working at a microbrewery pouring beer from a vat into a glass for inspection. — Stock Photo
    Mid section of man working at a microbrewery pouring beer from a vat into a glass for inspection.
    Caucasian man wearing high visibility vest, working in a microbrewery, checking bottles of beer with an African American man working in the background. — Stock Photo
    Caucasian man wearing high visibility vest, working in a microbrewery, checking bottles of beer with an African American man working in the background.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Urine samples for analysis and test strip, studio shot. — Stock Photo
    Urine samples for analysis and test strip, studio shot.
    Lab technician opening sterilization tank — Stock Photo
    Lab technician opening sterilization tank
    Cropped image of Female worker examining egg on digital egg monitor in egg factory — Stock Photo
    Cropped image of Female worker examining egg on digital egg monitor in egg factory
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic. — Stock Photo
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic.
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Lab chemist preparing automated water test — Stock Photo
    Lab chemist preparing automated water test
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt. — Stock Photo
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt.