What is defined as an uncontaminated room with facilities for storing employees' street clothing and uncontaminated materials?

The term that describes an uncontaminated room specifically designed for storing employees' street clothing and uncontaminated materials is a clean room. In asbestos management and environmental safety, a clean room serves as a critical area where workers can safely leave their regular clothing and any personal items that should not be contaminated by hazardous materials. This designation is important in maintaining a clear separation between clean and contaminated areas, thereby preventing cross-contamination and protecting employee health.

A clean room is equipped to minimize exposure to pollutants, ensuring that any materials stored within it remain uncontaminated. It typically includes facilities such as lockers or designated storage spaces for personal items, further reinforcing the principle of creating a controlled environment that prioritizes safety and hygiene.

In contrast, the other options do not specifically designate a space for uncontaminated materials or street clothing. While a safe zone might imply an area designated for safety, it does not specifically refer to the containment of street clothing and uncontaminated materials. A storage area could refer to any general storage without the health and safety specifications associated with a clean room. Lastly, a controlled environment is a broader term that might encompass various measures of environmental control but does not exclusively refer to a space for personal belongings.