A refrigerant that is improperly handled can lead to:

Improper handling of refrigerants can lead to significant health hazards and environmental issues primarily due to their chemical properties. Many refrigerants are composed of substances that can be harmful if released into the atmosphere, as they can contribute to ozone depletion or global warming. Additionally, refrigerants can be toxic, causing respiratory issues or other health problems if inhaled or coming into skin contact.

When mishandling occurs, such as leaks or improper disposal, it creates risks not just for the individuals working with those chemicals but also for the surrounding environment. For example, some refrigerants can have greenhouse gas effects if they escape into the atmosphere, thus contributing to climate change. This highlights the importance of following safety protocols and regulations when handling refrigerants to mitigate these potential hazards.

The other options do not accurately reflect the potential consequences of improper refrigerant handling, as the focus lies on the severe risks that come with such negligence. Therefore, the link between improper handling and the resulting health and environmental impact underscores the need for proper training and adherence to safety standards in handling refrigerants.