Phys Phenomena
Description	The ways in which physical entities interact with each other or cause behaviours in the physical world.
Possible Sub-Classes	Forces, Mechanisms, Natural Processes, Chemical Reactions.
Examples	Friction, Drag, Air Pressure, Electrical Energy, Thermal Currents, Voltage, Gravity, Radiation, Corrosion, Oxidation, Hurricanes.
Relationships	The possible relationships to other concepts are shown below:
Comments	"Phys" is short for Physical These are usually only used in scientific and technical domains when describing physical processes
Example Relationships	Differential Pressure – causes – Thermal Currents Hurricane – causes – Pylon Damage Magnetism – affects – Coils Nuclear Power – involves – Thermal Runaway PowerGen – supplies – Energy Gas Turbine – produces – Energy