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158 results

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    Old industrial corridor in historical factory, Georgetown, Washington, USA — Stock Photo
    Old industrial corridor in historical factory, Georgetown, Washington, USA
    Man checking gauge while making beer at home brewery — Stock Photo
    Man checking gauge while making beer at home brewery
    View of Mitral valve — Stock Photo
    View of Mitral valve
    Prosthetic heart valves — Stock Photo
    Prosthetic heart valves
    Man pouring sack of barley into wort to make beer at home brewery — Stock Photo
    Man pouring sack of barley into wort to make beer at home brewery
    First-aiders practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aiders practicing cardiopulmonary resuscitation on training dummy.
    Human heart anatomy showing valves, cross section illustration. — Stock Photo
    Human heart anatomy showing valves, cross section illustration.
    Close-up of worker operating the gas cylinder in scrapyard — Stock Photo
    Close-up of worker operating the gas cylinder in scrapyard
    Row of colored metal faucets with valves and pipes transferring hot and cold water on plant — Stock Photo
    Row of colored metal faucets with valves and pipes transferring hot and cold water on plant
    Prosthetic heart valves — Stock Photo
    Prosthetic heart valves
    Prosthetic heart valves — Stock Photo
    Prosthetic heart valves
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Indoors view of Pumps in a water treatment plant — Stock Photo
    Indoors view of Pumps in a water treatment plant
    A garage or auto repair shop air pressure valve with compressor machine — Stock Photo
    A garage or auto repair shop air pressure valve with compressor machine
    Human heart anatomy showing tricuspid valve, cross section illustration. — Stock Photo
    Human heart anatomy showing tricuspid valve, cross section illustration.
    Rear view of mechanic working in repair garage — Stock Photo
    Rear view of mechanic working in repair garage
    Endobronchial valves fitted to treat tuberculosis — Stock Photo
    Endobronchial valves fitted to treat tuberculosis
    Heart cutout view with pulmonary valve, mitral valve and tricuspid — Stock Photo
    Heart cutout view with pulmonary valve, mitral valve and tricuspid
    Doctors practicing bag-valve-mask ventilation on training dummy. — Stock Photo
    Doctors practicing bag-valve-mask ventilation on training dummy.
    Human heart with colored tricuspid valve, computer illustration. — Stock Photo
    Human heart with colored tricuspid valve, computer illustration.
    Human heart anatomy showing pulmonary valve, digital illustration. — Stock Photo
    Human heart anatomy showing pulmonary valve, digital illustration.
    Female power engineer adjusting water valves at power plant — Stock Photo
    Female power engineer adjusting water valves at power plant
    Interior of brewery, large steel pipes, valves and control unit for the brewing process — Stock Photo
    Interior of brewery, large steel pipes, valves and control unit for the brewing process
    Light bulbs and valve bulbs, X-ray. — Stock Photo
    Light bulbs and valve bulbs, X-ray.
    Close-up of man fixing pipe to beer wort to make beer at home brewery — Stock Photo
    Close-up of man fixing pipe to beer wort to make beer at home brewery
    Aerial view of a pipeline with a value and coupling in a green field, West of Calgary; Alberta, Canada — Stock Photo
    Aerial view of a pipeline with a value and coupling in a green field, West of Calgary; Alberta, Canada
    Female power engineer adjusting pressure valve at power station — Stock Photo
    Female power engineer adjusting pressure valve at power station
    Closeup view of Abalone mussel with herb on salt — Stock Photo
    Closeup view of Abalone mussel with herb on salt
    Human heart anatomy showing valves, cross section illustration. — Stock Photo
    Human heart anatomy showing valves, cross section illustration.
    Painted valves and pipes — Stock Photo
    Painted valves and pipes
    Human heart anatomy showing valves, cross section illustration. — Stock Photo
    Human heart anatomy showing valves, cross section illustration.
    Engineer in electric power plant adjusting manual valve in condenser room piping — Stock Photo
    Engineer in electric power plant adjusting manual valve in condenser room piping
    Man lifting wort to make beer at home brewery — Stock Photo
    Man lifting wort to make beer at home brewery
    Human heart anatomy showing bicuspid valve, illustration. — Stock Photo
    Human heart anatomy showing bicuspid valve, illustration.
    Overhead view of valve covers, rockers, and heads in a mechanics shop — Stock Photo
    Overhead view of valve covers, rockers, and heads in a mechanics shop
    Doctors practicing bag-valve-mask ventilation on training dummy. — Stock Photo
    Doctors practicing bag-valve-mask ventilation on training dummy.
    Female power engineer checking injectors with compressed gas at power station — Stock Photo
    Female power engineer checking injectors with compressed gas at power station
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure