which are the situation where atmosphere pressure is used?
- Aircraft and spacecraft propulsion
- Heat pumps and air conditioning systems
- Vacuum systems
- Automotive engines
- Refrigeration systems
- Fuel cell systems
- Chemical and pharmaceutical process engineering
- Thermal power plants
- Steam turbines
- Gas turbines
- Aerospace engineering
- Robotics
- 13. Motors and generators
- Solar energy systems
- Instrumentation systems
