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1. Explain the principles of sterilization, disinfection, pasteurization, decontamination,
sanitization, and preservation. 2. Compare and contrast the methods used to control microbial
growth in daily life, healthcare settings, microbiology laboratories, food and food production
facilities, water treatment facilities, and other industries. 3. Describe how membrane filters,
depth filters, and HEPA filters are used to remove microbes. 4. Compare and contrast the use of
gamma radiation, ultraviolet radiation, microwaves, and high pressure for destroying
microorganisms. 5. Compare and contrast chemical preservatives, low-temperature storage, and
reducing the available water as methods to preserve perishable products.

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