Battling Germs with Disinfectants Lab Investigation
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Safely learn how to stop the spread of bacteria! What effects do alcohol, soap and bleach have on the growth of microorganisms? Provide your class with a first hand look at how various disinfectants affect the growth of bacteria. Then use this knowledge to examine the most efficient ways to prevent the spread of these organisms and the relationship between hand-washing techniques and bactericidal effectiveness. Class size 40 students