What activities are prohibited inside the regulated area?

The activities prohibited inside the regulated area specifically aim to protect workers from exposure to hazardous materials, such as asbestos. Eating, drinking, smoking, chewing gum or tobacco, and applying cosmetics can introduce asbestos fibers into the body or onto personal items, increasing the risk of health issues associated with asbestos exposure.

In a regulated area, stringent restrictions are in place to minimize contamination and ensure that the environment remains as safe as possible for workers. These behaviors provide potential routes for asbestos fibers to be ingested or inhaled, thus they are strictly forbidden. By prohibiting these activities, the risk of exposure is significantly reduced, contributing to the overall safety and health of all personnel within the area.

The other activities listed, while they may have specific regulations under certain conditions, do not pose the same level of immediate health risks associated with asbestos-related exposure as the prohibited activities outlined in the correct answer.