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.
Figure 1 shows the effect of handwashing with soap or water only on contamination, compared to no handwashing. Overall, handwashing with water alone reduced the prevalence of bacteria substantially. Handwashing with soap was more effective in reducing the prevalence of contamination and specifically of Enterococcus spp.lthough handwashing with water alone reduced the presence of bacteria on hands substantially, the study supports the policy of many current hand hygiene campaigns promoting the use of soap [ 18, 19 ].