A hygroscopic lubricant:
A) Is an oil whose composition is based on water. B) Is used primarily with water-cooled systems.
C) Is water repellant. D) Absorbs water readily.
D
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Cells of the adrenal cortex produce
A) epinephrine. B) ADH. C) corticosteroids. D) parathyroid hormone. E) insulin.
By tapping his fist on his ____, the crew member is telling the crane operator to use the main hoist.
A. head B. wrist C. arm D. shoulder
The mission of the____________is to protect the nation’s transportation systems to ensure freedom of movement for people and commerce.
Fill in the blank(s) with the appropriate word(s).
In case of confusing detail or an apparent conflict on the job site, the worker should go to their ______ for such questions.
A. superintendent B. foreman C. architect D. site manager