A graphic showing a polywater molecule was sometimes on display in the biomedical lab, (TNG: "Home Soil" ) on a monitor in a medical laboratory, (TNG: "Transfigurations" ) on a monitor in the cybernetics laboratory, (TNG: "The Best of Both Worlds, Part II" ) and on a small monitor in sickbay aboard the USS Enterprise-D. (TNG: "Man of the People" )