HUMAN NUTRITION

Detailed explanation-1: -Thermal or chemical destruction of pathogenic and other types of microorganisms. Disinfection is less lethal than sterilization because it destroys most recognized pathogenic microorganisms but not necessarily all microbial forms (e.g., bacterial spores).

Detailed explanation-2: -Sanitizing reduces the remaining germs on surfaces after cleaning. Disinfecting can kill harmful germs that remain on surfaces after cleaning. By killing germs on a surface after cleaning, disinfecting can further lower the risk of spreading disease.

Detailed explanation-3: -2, 13 The most commonly used agents are formaldehyde and gluteraldehyde. 5 Aldehydes are effective against bacteria, fungi, viruses, mycobacteria and spores.

Detailed explanation-4: -Chlorination is the process of adding chlorine to drinking water to kill parasites, bacteria, and viruses.