Descriptors | Medical equipment, Dimensions, Pipe fittings, Marking, Gases, Anaesthetic equipment, Nitrous oxide, Stainless steels, Corrosion-resistant materials, Compressed gases, Hose connectors, Gauges, Oxygen, Pipework systems, Vacuum devices, Colour codes, Gas pipelines, Air, Probes, Medical vacuum-pipeline services, Compressed air, Design, Flexible pipes, Diameter |