Alice Catherine Evans in 1917 and published her work in the "Journal of Infectious Diseases" in 1918. She was met with skepticism, particularly because she was a woman and did not have a Ph.D. She warned that raw milk should be pasteurized to protect people from various diseases. During the 1920s, scientists around the world made the same findings, and eventually, "Brucella" was confirmed as the disease that caused what was then known as undulant fever and Malta fever. Her findings led to the pasteurization of milk in 1930. As a result, the incidence of brucellosis in the United States was significantly reduced.
Donkey milk aspects: spreadability, total appearance, smoothness, moisturisation and total effectiveness . The overall judgement also resulted highest for face cream made with donkey milk Today, donkey milk is still used in the manufacture of soaps and creams with donkey's milk. This product is made to safeguard the highest biological quality of donkey milk, so to preserve its nutritional, functional and cosmetic properties. This is possible because with freeze-dried the milk is frozen and brought under vacuum at low temperatures. During this process the water is removed by sublimation. The result is approximately ten percent of solid substance what is called donkey