Ceramics are mixtures of metallic and nonmetallic elements that withstand exteme thermal, chemical, and pressure environments. They have a high melting point, low corrosive action, and are chemically stable. Examples include rock, sand, clay, glass, brick, and porcelain.
Which of the following is not a characteristic of a ceramic?
high melting point |
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low density |
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low corrosive action |
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chemically stable |