During deodorizing of structural air spaces, who must vacate the treated area?

The correct choice emphasizes the necessity for complete evacuation of the treated area during the deodorizing process. This is essential for safety and efficacy, as deodorizing agents can contain chemicals that may be harmful to humans, animals, or plants when inhaled or exposed.

Having everyone vacate the area, including children, the elderly, pets, and houseplants, ensures that no one is at risk during the deodorizing process. Different individuals have varying sensitivities to airborne chemicals, and vulnerable populations such as young children, the elderly, and pets could be particularly affected. Houseplants may also be adversely impacted by certain chemicals used in deodorizing, which could hinder their health and growth.

This comprehensive approach not only complies with safety guidelines but also maximizes the effectiveness of odor control efforts, allowing the treated area to be fully ventilated and neutralized without any risk to occupants.