Change of State – 4C00.00
- PVT Surfaces – 4C10.00
- Phase Changes: Liquid – Solid – 4C20.00
- Phase Changes: Liquid – Gas – 4C30.00
- Cooling by Evaporation – 4C31.00
- Dew Point and Humidity – 4C32.00
- Vapor Pressure – 4C33.00
- Sublimation – 4C40.00
- Phase Changes: Solid – Solid – 4C45.00
- Critical Point – 4C50.00