Indoor Air sciences CSMI Practice Exam

The most appropriate response reflects the idea that the levels of mold spores in a remediated area should be similar to levels found in adjacent areas and outdoors. This expectation comes from the understanding of how mold spores are naturally present in the environment. Mold spores can be ubiquitous in nature, meaning they exist in both indoor and outdoor settings.

After remediation, the goal is not to eliminate mold spores entirely, as this could be impractical and unsustainable. Instead, it aims to reduce their concentration to levels comparable to what would be found in similar, non-contaminated environments. Achieving levels that are similar to adjacent areas and outdoors indicates a successful remediation process that has restored the indoor environment to a more typical baseline, thus managing mold levels effectively while acknowledging the natural presence of spores in the environment.

On the contrary, suggesting that mold spores should be non-existent or greater than outdoor levels diverges from realistic environmental standards and expectations regarding the presence of mold in nature.