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Low GWP test prep Questions with Detailed
Verified Answers
Q: What is the primary purpose of Personal Protective Equipment
(PPE)?
Ans: To minimize exposure to specific hazards and ensure personal
safety.
Q: Which organization sets standards for PPE?
Ans: Occupational Safety and Health Administration (OSHA)
Q: What is the most crucial safety practice when using tools?
Ans: Using the right tool for the right job.
Q: What should you do before using a tool?
Ans: Inspect the tool for any damage and read the owner's manual to
understand its operation and limitations.
Q: What should you avoid when using power tools?
Ans: Using power tools in wet surroundings or near flammable vapors.
Q: What is the significance of the ASHRAE classification system for
refrigerants?
Ans: It classifies refrigerants based on their flammability and toxicity,
helping determine appropriate safety measures and tool usage.
Q: What is the impact of early-generation refrigerants like CFCs
and HCFCs on the environment?
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Ans: They can deplete the ozone layer, which protects the Earth from
harmful ultraviolet radiation.
Q: What is ODP?
Ans: ODP stands for Ozone Depletion Potential. It measures a
substance's ability to deplete the ozone layer.
Q: What is the primary cause of stratospheric ozone depletion?
Ans: Human-made chemicals, particularly CFCs and HCFCs.
Q: What is the chemical formula for ozone?
Ans: O₃
Q: How long can a single chlorine atom persist in the stratosphere?
Ans: Up to 120 years.
Q: What are the two main environmental concerns associated with
refrigerants?
Ans: Ozone depletion and global warming.
Q: What is the primary consequence of stratospheric ozone
depletion?
Ans: Increased UV radiation reaching the Earth's surface
Q: Which of the following is a characteristic of HCFC refrigerants?
Ans: They contribute to ozone depletion.
Q: What is the primary benefit of using HFO refrigerants?
Ans: Low Global Warming Potential
Low GWP test prep Questions with Detailed
Verified Answers
Q: What is the primary purpose of Personal Protective Equipment
(PPE)?
Ans: To minimize exposure to specific hazards and ensure personal
safety.
Q: Which organization sets standards for PPE?
Ans: Occupational Safety and Health Administration (OSHA)
Q: What is the most crucial safety practice when using tools?
Ans: Using the right tool for the right job.
Q: What should you do before using a tool?
Ans: Inspect the tool for any damage and read the owner's manual to
understand its operation and limitations.
Q: What should you avoid when using power tools?
Ans: Using power tools in wet surroundings or near flammable vapors.
Q: What is the significance of the ASHRAE classification system for
refrigerants?
Ans: It classifies refrigerants based on their flammability and toxicity,
helping determine appropriate safety measures and tool usage.
Q: What is the impact of early-generation refrigerants like CFCs
and HCFCs on the environment?
, Page | 2
Ans: They can deplete the ozone layer, which protects the Earth from
harmful ultraviolet radiation.
Q: What is ODP?
Ans: ODP stands for Ozone Depletion Potential. It measures a
substance's ability to deplete the ozone layer.
Q: What is the primary cause of stratospheric ozone depletion?
Ans: Human-made chemicals, particularly CFCs and HCFCs.
Q: What is the chemical formula for ozone?
Ans: O₃
Q: How long can a single chlorine atom persist in the stratosphere?
Ans: Up to 120 years.
Q: What are the two main environmental concerns associated with
refrigerants?
Ans: Ozone depletion and global warming.
Q: What is the primary consequence of stratospheric ozone
depletion?
Ans: Increased UV radiation reaching the Earth's surface
Q: Which of the following is a characteristic of HCFC refrigerants?
Ans: They contribute to ozone depletion.
Q: What is the primary benefit of using HFO refrigerants?
Ans: Low Global Warming Potential
