What does air conditioner coolant smell like?

Air conditioner coolant, also known as refrigerant, typically has a sweet or somewhat pungent odor, depending on its specific type. If there is a leak, it may emit a strong chemical smell, which can be unpleasant and potentially harmful. It's important to address any unusual odors promptly, as they may indicate a refrigerant leak or other issues within the air conditioning system. If you notice such smells, it's best to consult a professional for inspection and repair.