The Air-Polishing Technique Uses a Specially Designed Handpiece,with a Nozzle

question 33

Multiple Choice

The air-polishing technique uses a specially designed handpiece,with a nozzle that delivers a high-pressure stream of warm water and:

• A)calcium tungstate.
• B)calcium hydroxide.
• C)sodium hypochlorite.
• D)sodium bicarbonate.

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Definitions:

Confederacy

A coalition of 11 southern states that seceded from the United States from 1860-1865, leading to the Civil War over issues including states' rights and slavery.

Abraham Lincoln

16th President of the United States, led the country during the Civil War and emancipated the slaves.

Jefferson Davis

The President of the Confederate States of America during the American Civil War.

War Leaders

Individuals who command, direct, or have a major influence over military operations during periods of conflict.