EntityQ2466790· pop 18· linked from 50 articlesliquid airSign in to saveair that has been condensed into a liquidConnectionsoxygenEntitynitrogenEntityargonEntityInternational Standard Book NumberEntitycarbon dioxideEntityatmosphere of EarthEntitykelvinEntitymass densityEntityWayback MachineEntitydegree CelsiusEntitygramEntitydigital object identifierEntitydegree FahrenheitEntitypascalEntityHertfordshireEntityLibrary of Congress Control NumberEntityOCLC, Inc.Entitystandard atmosphereEntitybibcodeEntityvacuum flaskEntityCategoriesAtmosphereCoolantsCryogenicsEnergy storageEnergy technologyEngineering thermodynamicsIndustrial gasesIndustrial processesPhases of matter