IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This artificial heart valve was ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Bjork-Shiley artificial heart valves ...

Fluid-handling devices are not basically concerned with the modulation of power, but only with the movement of fluid. Choosing a fluid-handling valve used to be easy, because each one had its own area ...

Clarke Valve has created the Dilating Disk, a valve that could help prevent methane from leaking and causing atmospheric damage, keeping hydrocarbons within their pipeline In August, President Biden ...