Which of the Following Is True of Abrasive Materials in Dentifrices

question 3

Multiple Choice

Which of the following is true of abrasive materials in dentifrices?

• A) The abrasive agents improve the efficiency of the toothbrush in the removal of stains,food debris,and biofilm.
• B) Abrasive agents decrease the light reflected by the enamel.
• C) Higher abrasive rankings are desirable to prevent removal of softer tooth structures and restorations.
• D) Toothpastes do not contain abrasive materials.

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Definitions:

API GL-5

a classification of lubricants set by the American Petroleum Institute for high-pressure gear oils, commonly used in vehicle differentials and transmissions.

Differential Carriers

The housing that contains the differential in a vehicle, supporting the differential gears and enabling the distribution of power to the wheels.

Hypoid Gearsets

Hypoid Gearsets are used in the differential of vehicles, characterized by gears that engage at angles to each other, which allows for smoother and quieter operation than traditional gear systems.

MIL L 2105D

This refers to a military specification for lubricants, oils, and greases used in mechanical systems.