Why does soap clean?doi:10.1007/BF02636582Schuette, H.Journal of the American Oil Chemists' Society (JAOCS)
wash hands ,wash those germs away,soap and water does the trick,to keep them clean all day的意思 相关知识点: 试题来源: 解析 要保持双手整日干净,那就洗手吧,洗掉手上的细菌,肥皂水会达到预期效果 的. germs:活的东西 细菌 soap and water 肥皂水 do (或 turn)the trick 达到目的;达到(预期的)...
Why does soap clean?Journal of the American Oil Chemists' Society -doi:10.1007/BF02636582Schuette, H. A.Springer-VerlagOil & Soap
Washing with soap. 2. In the dirt. 3. Because the germs are in the dirt, the dirt sticks to the oil on our hands, and the oil repels water. 4. Because its molecules can link the water and oil. 5. Break up the oil on our hands into smaller drops. 一解析 1.下理解题,根据...
If your vacuum has a rotating brush, you should be able to take it out and clean it. Wash the Hose If you’re using an upright vacuum, remove the vacuum hose and wash it with soapy water — either dish soap or mild detergents are fine. It’s best to let the hose submerge totally...
Clean skin is happy skin!One simple way to take care of your skin is to keep it clean.Keeping your hands clean is very important.When washing your hands,use warm water.Wet your hands,and then use soap.You should wash your hands carefully everywhere.You'll also want to use warm water,...
Reading comprehension. A Dirty Boy Sam is very good at school but he is not clean. His face and hands are often dirty. He washes them with water only. He does not use soap(香皂). Sam has an uncle. One day the uncle
Sam is very good at school, but he is not clean. His face and hands are often dirty. He washes them with water only. He does not use soap (香皂). Sam has an uncle. One day the uncle goes to see him. He looks at Sam and says,"Sam, I know what you eat ...
experts recommend keeping children home if they are sick with the flu. Washing hands often with soap and water when available, and when not, using an alcohol-based hand rub. Avoid sharing food, utensils, dishes, bedding and clothes with children who are sick with the flu. Clean and disinfec...
What is the difference soap hand sanitizer? Soaps are"wash off" productsthat remove bacteria from your hands. Water must be available to wash your hands. Sanitizers are "leave on" products that kill bacteria on your skin. With sanitizers the dead bacteria and any other soil is still on yo...