To use system recovery options, you'll need a Windows installation disc or access to the recovery options provided by your computer manufacturer. If you don't have either of those choices, you can create a system repair disc to access system recovery options. Show All. To create a system repair disc. Open Backup and Restore by clicking the Start button, clicking Control Panel, clicking System and Maintenance, and then clicking Backup and Restore.
Transcript of Effect of soaps on bacterial growth. The effect of different types of soaps on bacterial growth To determine the effects of various types of soap on bacterial growth and to identify which is the most effective.armful bacteria is the reason why we have soaps. Soaps are needed and used regularly to prevent the spread of harmful bacteria and infectious disease. The independent variable in this experiment is the type of soap used which will be Dawn dish soap, Mr. Clean, Softsoap hand soap, and Purell hand sanitizer.
Hot water helps in the formation and suspension of the emulsion. Other additives are sometimes added to soap for antibacterial or antifungal effects, but these are not the main ingredients -- they just enhance the primary function of emulsifying oils in water. See the Web Links for more information and pictures of soap molecules interacting with oil and water. How hand soap works. Soap alone cannot remove dirt or kill germs-- it is the act of running water along with the oils in the soap that help loosen the dirt and rinse it off of your skin. Soap will not destroy the dirt or even germs but the ingredients in soaps such as lye, will make a hostile environment where germs cannot survive.