Rationalize the numerator of a fraction. 
Definitions:
Eliminate Microorganisms
The process of removing or killing bacteria, viruses, and other microbes to prevent infection or contamination.
Hand Washing
The act of cleaning hands with soap and water or an alcohol-based hand rub to remove germs, dirt, and other potentially harmful substances.
Patient Care
The services rendered by health professionals to maintain or improve a patient's health, including medical, nursing, and allied health practices.
TB Exposure
Contact with the bacteria Mycobacterium tuberculosis, which causes tuberculosis, potentially leading to infection.
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