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Crude oil extraction from Monterey Shale near Bakersfield, California, USA.
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Engineer in electric power plant inspecting a electrically controlled valve
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Engineer inspecting valves during power station outage, low angle view
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Prosthetic heart valves. Coloured X-ray of the chest of a patient that has had their mitral and aortic heart valves replaced with prosthetic valves (centre right). Heart valves control the flow of blood between chambers of the heart. Valve failure can lead to malfunctioning of the heart and death.
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Red Knobs and Pipes, 798 Art District, Chaoyang District, Beijing, China
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Computer artwork of an anterior cut through the heart, showing the interior of both ventricles, the aortic valve, and the pulmonary trunk and internal chambers.
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Old Pipes and Knobs, 798 Art District, Chaoyang District, Beijing, China
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Engineers discussing CAD drawings onscreen of exhaust valve actuator in factory
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Prosthetic heart valves. Coloured X-ray of the chest of a patient that has had their mitral and aortic heart valves replaced with prosthetic valves (centre right). Heart valves control the flow of blood between chambers of the heart. Valve failure can lead to malfunctioning of the heart and death.
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1970s INTERIOR ATOMIC POWER PLANT MAZE OF PIPES PIPING VALVES GAUGES NUCLEAR ENERGY INDUSTRY
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Close up of a gauge on a copper brew kettle or fermentation chamber.
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Portrait of worker with arms crossed leaning on large valve in industry
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metal beverage dispensers (coffee and tea urns) on buffet table in French restaurant, Paris, France
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