A refrigerant leak in a confined space is primarily dangerous due to oxygen displacement, which can lead to suffocation. Other risks include the potential toxicity and flammability of some refrigerants, which can also pose serious safety hazards. Therefore, option D, 'Oxygen will be displaced,' is the correct answer.
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A refrigerant leak in a confined space is primarily dangerous due to oxygen displacement, along with the possibility of toxicity and flammability of the refrigerants. These factors make it essential to address leaks promptly to ensure safety. Understanding these risks highlights the importance of handling refrigerants with care. ;