Which of the Following Statements Is(are)true of Dental Alloy Crystal

question 23

Multiple Choice

Which of the following statements is(are) true of dental alloy crystal structure and grains?

• A) The areas between crystals in an alloy are called grain boundaries.
• B) A small grain size is generally more desirable than a large grain size for dental alloy properties.
• C) If an alloy is rolled into a sheet or drawn into a wire, the grain structure takes on a fibrous appearance.
• D) A, B, and C are true statements.
• E) A and C are true statements.

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