_:vb50768015 . _:vb50772919 . "Valve" . _:vb50772918 _:vb50772917 . "A device that regulates, directs or controls the flow of a fluid by opening, closing or partially obstructing various passageways"@en . . . _:vb50772917 _:vb50772919 . _:vb50768015 . . _:vb50767579 . _:vb50767579 . _:vb50772917 _:vb50768015 . . _:vb50767579 . . . _:vb50772919 _:vb50767579 . _:vb50768015 . _:vb50772918 . _:vb50767579 . _:vb50768015 .