### Instruction: Provide a bullet point list of all primary matter phase transitions, with the name of the process following by the matter states involved  Use the format: {process name}: {initial state} -> {final state}
### Response: - melting: solid -> liquid
- sublimation: solid -> gas
- freezing: liquid -> solid
- vaporization: liquid -> gas
- ionization: gas -> plasma
- condensation: gas -> liquid
- deposition: gas -> solid
- deionization: plasma -> gas