Contains hundreds of up-to-date (2018, 2019, 2020) practice questions to help you review for the EPA 608 Core, Type I, Type II, and Type III tests.

Has both a practice mode and a test mode with review to see what you've missed.

Core Section:
- Ozone depletion
- Clean Air Act and the Montreal Protocol
- Section 608 regulations
- Substitute refrigerants and oils
- Refrigeration
- Three Rs
- Recovery techniques
- Dehydration evacuation
- Safety
- Shipping

Type I Section:
- Recovery requirements
- Recovery techniques
- Substitute refrigerants and oils
- General service and maintenance
- Recovery techniques
- General safety
- Refrigerant cylinders
- Refrigerant cylinder shipping

Type II Section:
- Leak detection and repair
- Refrigeration
- Recovery requirements
- Recovery techniques
- Refrigeration process
- General safety

Type III Section:
- Leak detection and repair
- Recovery techniques
- Recharging techniques
- Recovery requirements
- Refrigeration
- Refrigeration process
- General safety
- Recovery techniques – identifying refrigerants
- Leak detection and repair
- Recovery requirements