Which of the following is essential to verify results in the 7 step cleaning process?

In the context of the 7 step cleaning process, verifying results involves ensuring that contaminants have been effectively removed and that the area has been treated appropriately to prevent further issues. Hydrogen peroxide is a crucial disinfectant and cleaning agent that not only kills bacteria, viruses, and fungi but also helps in breaking down organic matter, making it particularly useful for verification purposes.

By applying hydrogen peroxide as part of the cleaning process, professionals can achieve a level of disinfection that is critical for ensuring that the area is safe and clean, especially in trauma and crime scene situations. Its effectiveness can be visually and chemically confirmed, allowing technicians to verify that the cleaning process has successfully eliminated harmful pathogens and contaminants. This makes it essential in achieving and verifying the results of the cleaning process.

While other options like humidity sensors, HEPA filters, and ozone concentrations may have roles in maintaining clean environments, they do not directly serve as verification agents in the cleaning context as hydrogen peroxide does.