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Essay about Hand Soap versus Hand Sanitizer

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Parents and teachers encourage children to wash their hands with soap and water after using the bathroom, touching dirty objects, and sometimes before eating. Next to every tissue box there will most likely be a bottle of hand sanitizer that kills 99.9% of germs. Both hand soap and hand sanitizer kill off the germs and bacteria that can cause infections and diseases. Which one works best? The purpose of this experiment is to show which is more effective, hand soap or hand sanitizer (Bjornsson). To prove this, Bjornsson writes up a lab using the growth of bread mold to help identify the results of both products (Bjornsson). I believe that hand soap works better than hand sanitizers because doctors remind us that we should wash our hands …show more content…

It does not matter whether the bread is white or wheat, or if the knife is plastic or metal. Make sure the knife is clean and try to avoid scented hand soap and sanitizer just in case. Once all the materials have been collected, the experiment can begin.
Bjornsson points out the twenty-five steps for the procedure yet some of the procedure was altered to save time however it still completed the task. The first step is to put on latex gloves to prevent any bacteria on the hands getting onto the bread resulting in false results from other types of bacteria (Bjornsson). Next, take out eight slices of bread and toast only four out of the eight (Bjornsson). Once the four slices are done being toasted, cut all the slices of bread in half to create sixteen slices (Bjornsson). There should be eight toasted slices and eight untoasted slices. After all the bread is cut, label all sixteen plastic sandwich bags with the following:
Source: Ajith, Auston. Chart. Science Project N.p., n.d. Web. 7 Apr. 2014.
After labeling all sixteen of the sandwich bags, place the toasted slices of bread in the bags labeled “toasted” and untoasted bread slices labeled with the bags labeled “untoasted” (Bjornsson). Fill up a spray bottle up with water and spray the slices of bread in the bags labeled “water only” (Bjornsson). After the water has been sprayed on the bread slices, fill up the spray bottle with a teaspoon of hand soap and shake the bottle (Bjornsson). Spray all of the bread

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