1. Filamentous carbon has thermodynamic properties that are different from those of graphite. 2. The thermodynamic properties of a system in equilibrium are unchanging in time. 3. Its thermodynamic properties determine evaporation and the thermal gradient in the atmosphere. 4. However, this changes the thermodynamic properties of the pizza box considerably. 5. Altitude ( or elevation ) is usually not a thermodynamic property . 6. All thermodynamic properties may now be computed from the grand potential. 7. Filamentous carbon also has significantly different thermodynamic properties from graphite, another form of carbon. 8. Erwin Schr�dinger applied this to derive the thermodynamic properties of a semiclassical ideal gas. 9. The engineering of physical and thermodynamic properties of gas vapor mixtures is called psychrometrics. 10. This contribution is sometimes very important in order to make quantitative predictions of thermodynamic properties .