Vapor-liquid separator
Variable capacity catalytic converter
Variable capacity reservoir assembly
Ventilation hood for use in the preparation of labelled compound
Vertical sublimation apparatus
Vertical-flow catalytic muffler
Vessel for extracting bitumen from tar sands
Vestibule valve reagent dispenser
Vial assembly
Vial or other container, and carrier therefor
Virus hemagglutination-inhibition reaction
Visual spoilage indicator for food containers
Void, flaw, and crack indicator for epoxy bonds