EJSS model by Wolfgang Chrstian, Francisco Esquembre customised by lookang to EJSS three state of matter model.
author: Wolfgang, Paco and lookang (this version's customization)
- added color to represent BLUE and RED as low to high temperature.
- added temperature reading
- added scaffold to the state of the system of particles model
- this model assumes T < 200 K as solid, 200<T<373 K as liquid and T>373 K as gas.