Search results
Results From The WOW.Com Content Network
A UV-emitting gas discharge lamp for the sterilization of water, an example of a germicidal lamp Alcohol-based hand sanitizer in a hospital Pine oil. Disinfectants are antimicrobial agents that are applied to the surface of non-living objects to destroy microorganisms that are living on the objects. [1]
Soaps are mainly used as surfactants for washing, bathing, and cleaning. Soaps for cleansing are made by treating vegetable or animal oils and fats with a strongly alkaline solution. Fats and oils are composed of triglycerides; three molecules of fatty acids are attached to a single molecule of glycerol. [9]
Bathing culture in Chinese literature can be traced back to the Shang dynasty (1600–1046 BCE), when Oracle bone inscriptions describe people washing their hair and body in a bath. The Book of Rites , a work regarding Zhou dynasty (1046–256 BCE ) ritual, politics, and culture compiled during the Warring States period , recommends that people ...
Baths and wash houses available for public use in Britain were first established in Liverpool. St. George's Pier Head salt-water baths were opened in 1828 by the Corporation of Liverpool , with the first known warm fresh-water public wash house being opened in May 1842 [ 1 ] on Frederick Street. [ 2 ]
2. How to Hand-Wash Cotton (e.g., T-shirts, Denim and Linen) While throwing your tees, cotton undies and other light items into the wash after every wear is expected, you don’t need to clean ...
"First, have your child practice bathing and washing their hair with you in the bathroom before letting them go solo," she advises. Once children can wash their bodies and hair properly, Poinsett ...
Enzymes that have been designed to work at lower temperatures can also significantly reduce the amount of energy needed to wash clothes. [1] [31] For example, when using a top-load washer, switching from using “hot/warm” or “warm/warm” cycle to a “cold/cold” cycle uses 15 times and 11.6 times less energy, respectively. This ...
Shower gel (also called body wash) is a specialized liquid product used for cleaning the body during showers. Not to be confused with liquid soaps, shower gels, in fact, do not contain saponified oil. Instead, it uses synthetic detergents derived from either petroleum or plant sources.