Hfcs - Study guides, Class notes & Summaries

EPA Certification Exam (2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is being done in the U.S. to stop damage to the stratospheric ozone layer? Answer: Phasing out the use of chlorofluorocarbons and hydrochlorofluorocarbons. Q: How should disposable cylinders of CFCs, HCFCs, and HFCs be discarded? Answer: Recover all remaining refrigerant, render the cylinders useless and recycle the metal. Q: In addition to fines and being require...

EPA 608 Certification, EPA 608 Exam Test with Answers 2024 November 14, 1994 - -What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. - -1989- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Recovery/Recycling equipment must be certified and labeled by EPA AND Before this date recovery equipment needed to be capable of removing 80% of the refrigerant, w or wo compressor, or 4 in Hg Aft...

DHN 101 Exam 2 (chapters 5-7) Already Passed Which of the following substances is a disaccharide? a. starch b. maltose c. galactose d. glycogen maltose Which of the following foods has a high glycemic index? a. nonfat milk b. cornflakes cereal c. salted peanuts d. raw carrots cornflakes cereal Dietary fiber... a. supplies more energy, gram per gram, than fat b. is not digested by the human intestinal tract c. promotes tooth decay d. is only in animal sources of food is not digested ...

November 14, 1994 - ANSWER What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. - ANSWER 1989- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Recovery/Recycling equipment must be certified and labeled by EPA AND Before this date recovery equipment needed to be capable of removing 80% of the refrigerant, w or wo compressor, or 4 in Hg After this date recovery equipment needs to be capable ...

List 6 desirable characteristics of a refrigerant - High latent heat Non Toxic Non Flammable Non Corrosive Chemically stable Lubricant soluble Name a Chlorine-free refrigerant - HFCs

Eatright prep Questions and Answers 100% Pass Define the basics of blood composition - Answer- Plasma RBC WBC platelets Compare the nutritional value of egg white and egg yolks - Answer- Egg white is a high quality fat free source of protein; it is allso a good source of niacin, riboflavin, potassium and magnesium Egg yolk contains all the egg's fat; vitamins AD, and E and zince; it also is a source of cholesterol Describe the grading process of eggs - Answer- Through the process of ca...

EPA 608 TYPE II ACTUAL EXAM DETAILED QUESTIONS AND CORRECT ANSWERS ALREADY A GRADE 2024 LATEST. Heat pumps that have been retrofitted from R-22 to R-407C should be leak checked with: ________. a) HFCs b) HCFCs c) pressurized nitrogen d) compressed air - ANSWER- c) pressurized nitrogen When inspecting a system for leaks, you should look for: ________. a) frost on the pipes b) puddles of liquid refrigerant c) particles from the drier core d) traces of oil - ANSWER- d) traces of oil

EPA 608 Certification, EPA 608 Advanced Test 2024.November 14, 1994 - ANSWER What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. - ANSWER 1989- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Recovery/Recycling equipment must be certified and labeled by EPA AND Before this date recovery equipment needed to be capable of removing 80% of the refrigerant, w or wo compressor, or 4 i...

Associate Exam: LEED Green Finals| Questions and Answers| Certification 2025 What is the main purpose of a LEED Credit Interpretation Request? To seek clarification on the application of LEED credit requirements. Which refrigerant has the highest Global Warming Potential (GWP) and is being phased out by LEED standards? Hydrofluorocarbons (HFCs). What is a primary benefit of implementing building-level metering in LEED-certified projects? It enables tracking of water and energy ...

EPA 608 9th Edition Questions and Answers | Latest Version | 2024/2025 | Already Passed What is the primary focus of refrigerant handling regulations? The primary focus is on proper refrigerant recovery, recycling, and management to minimize environmental impact and ensure compliance with safety standards. Which types of refrigerants are typically covered under current handling regulations? Regulations cover a range of refrigerants including CFCs, HCFCs, HFCs, and various ble...