The fossil record tells us what types, kinds, and numbers of organisms may have lived in the past, as well as what they ate, what age they lived in,.
Handwashing is one of the most important (and easiest) practices used to prevent transmission of bloodborne pathogens. Hands or other exposed skin should be thoroughly washed as soon as possible following an exposure incident. Use soft, antibacterial soap, if possible.
Bloodborne Pathogens. Pathogens are germs that can cause disease Bloodborne pathogens are viruses such as Hepatitis B or C and HIV that can potentially be spread to others through exchange of body fluids.