Define the three levels of disinfection and give examples of each. When would each type of disinfectant be used? Give examples of each of the following disinfectants and their mode of action: iodine...

Define the three levels of disinfection and give examples of each. When would each type of disinfectant be used?

Give examples of each of the following disinfectants and their mode of action: iodine compounds, chlorine compounds, phenolic compounds, and quaternary ammonium compounds.