The 5 Ws and 1 H of Environmental Disinfection

Updated: Aug 24


According to an article of an epidemiologist, environmental decontamination refers to the process by which environmental contamination is reduced to a level that is not harmful to health. Decontamination of the environment can be achieved through cleaning, disinfection, or a combination of the two.

Cleaning, disinfecting as well as sanitizing may all seem the same, but there is a difference among these terms. The Center for Disease Control and Prevention (CDC) notes the following:

Cleaning physically removes germs, dirt, and impurities from surfaces or objects by using soap (or detergent) and water. This process does not necessarily kill germs, but by removing them,