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.
Do food-grade vinyl gloves provide adequate protection in dealing with bloodborne pathogens? No. Medical-grade gloves provide a strong barrier to bloodborne pathogens, such as those found in blood, urine, saliva, and infectious waste from individuals with Ebola.