What is the process by which water is purified by pressurizing it and forcing it across a membrane?

a. Ozonation
b. Distillation
c. Reverse osmosis
d. Activated carbon filtration
e. Pasteurization


ANS: C

Nutritional Science

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Fill in the blank(s) with correct word

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What percentage of older people ages 65 and over considers their health to be good to excellent?

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