Refrigeration & Air Conditioning Mechanic Red Seal · Question
What is the primary environmental concern associated with the release of hydrofluorocarbons (HFCs) into the atmosphere?
HFCs have an ozone depletion potential (ODP) of zero, meaning they do not harm the ozone layer. However, they are potent greenhouse gases with high global warmi
Start free practice for Refrigeration & Air Conditioning Mechanic Red Seal
500 questions · no signup required · 40 free questions per day
Question: What is the primary environmental concern associated with the release of hydrofluorocarbons (HFCs) into the atmosphere?
Answer options:
- Formation of acid rain
- Depletion of the ozone layer ✅ Contribution to global warming
- Increased smog formation
Correct answer: Contribution to global warming
Explanation: HFCs have an ozone depletion potential (ODP) of zero, meaning they do not harm the ozone layer. However, they are potent greenhouse gases with high global warming potentials (GWPs), making their contribution to global warming a primary environmental concern.
Start free practice for Refrigeration & Air Conditioning Mechanic Red Seal
500 questions · no signup required · 40 free questions per day
More about Refrigeration & Air Conditioning Mechanic Red Seal
Related Questions
- Which of the following refrigerants is a hydrofluorocarbon (HFC) and has a high ozone depletion potential (ODP
- Which component is responsible for compressing the refrigerant vapour to a high pressure and temperature?
- According to the Canadian Electrical Code (CEC), what is the minimum required working clearance in front of el
- What is the main operating characteristic difference between a fixed orifice (capillary tube) and a Thermostat
- Which type of electric motor requires a capacitor for starting and running, offering higher efficiency and bet
- When evacuating a refrigeration system, what is the recommended deep vacuum level, typically measured in micro
More for Refrigeration & Air Conditioning Mechanic Red Seal candidates
FAQs
Question explanations
- Which of the following refrigerants is a hydrofluorocarbon (HFC) and has a high ozone depletion potential (ODP
- Which component is responsible for compressing the refrigerant vapour to a high pressure and temperature?
- According to the Canadian Electrical Code (CEC), what is the minimum required working clearance in front of el
- What is the main operating characteristic difference between a fixed orifice (capillary tube) and a Thermostat
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Refrigeration & Air Conditioning Mechanic Red Seal Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.