A(n) ____ feature is a concave feature in which the removed material expands outward anywhere along the depth of the feature.

A. mixed wall
B. undercut
C. protruding
D. ballooning


Answer: B

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A trout may be as high as ____________________ percent edible meat

Fill in the blank(s) with correct word

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_____ verifies that a hazardous material shipment has been prepared according to all applicable regulations.

A. The bill of lading B. The shipper's certificate C. The manifest D. The placard

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How can an acetylene leak be detected?

A. smell B. escaping gas turns green C. bubbles after soapy water applied D. acetylene systems never leak

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The ____ group of stainless steels is by far the most common.

A. austenitic B. ferritic C. martensitic D. precipitation hardening

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