If Base-Metal Castings Are Pickled,_____ Will Occur

Q2: To prevent premature freezing in the sprue

Q3: It is important that the temperature of

Q9: Most casting is done:<br>A) by press molding.<br>B)

Q10: Which of the following statements is true

Q11: The investment used in casting is _;

Q12: Because cast metal shrinks as it freezes,investment

Q12: The accuracy of a cast crown may

Q13: The temperature in a burnout oven is

Q15: A casting alloy is heated in a

Q19: Investment is retained in a _ while