Surgical masks were first used in operating rooms in the United States in the 1920s. Over time, face masks evolved, being made from various materials, thicknesses, and shapes.
Despite the findings that they helped eliminate germs’ spreading, many older surgeons refused to wear them, saying they were annoying.In the 1940s, the development of washable and sterilizable face masks revolutionized their useability.
Disposable masks made of fleece and paper came from the United States in the mid-1960s. World-wide use of reusable and disposable masks is acceptable in most countries today, especially since the pandemic.Disposable face masks today are many of plastic with only a one time use.Read more on powerofpositivity.com