Change of State
PIRA classification 4C
4C10. PVT Surfaces
4C20. Phase Changes: Liquid-Solid
4C30. Phase Changes: Liquid-Gas
4C31. Cooling by Evaporation
4C31.30a [:DrinkingBird:Drinking Bird]
4C31.30b [:TippySprott:Tippy Sprott]
4C32. Dew Point and Humidity
4C33. Vapor Pressure
4C40. Sublimation
4C45. Phase Changes: Solid - Solid
4C50. Critical Point
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