Examen
EPA 608 Certification Questions With Verified Solutions| ALREADY PASSED.
- Grado
- Institución
EPA 608 Certification Questions With Verified Solutions| ALREADY PASSED. What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - ANSWER November 14, 1994 1989- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Reco...
[Mostrar más]