What Process Has Been Used to Treat Water and Reduce

question 1

Multiple Choice

What process has been used to treat water and reduce tooth decay by up to 40% since 1945?

• A) fluoridation
• B) lead filtration
• C) polychlorinated biphenyls
• D) biomagnification

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Definitions:

Washbasins

Shallow vessels or bowls used for washing oneself, typically part of a bathroom or kitchen setup.

Gram-negative Organisms

Bacteria characterized by their cell wall composition, which stains pink with the Gram staining method and can cause various infections.

Flossing

The act of using a thin thread to remove food and plaque from between teeth to maintain oral hygiene and prevent gum disease.

Plaque

A deposit of fatty and other substances that builds up in the inner lining of arteries, leading to atherosclerosis and potential blockage.