In commercial slab-on-grade structures, the top course of the foundation walls may serve as _____.

a. raceways
b. edge reinforcement
c. sills
d. edge forms


d. edge forms

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?At 230 degrees C (446 degrees F), POM releases ____. 

A. ?formaldehyde   B. ?acetaldehyde C. ?ammonia D. ?hydrochloric acid

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Pilot devices are used in motor control circuits to provide _____.

a. sequencing and automatic operation within certain parameters b. overvoltage protection c. contact arc suppression d. speed regulation

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The amount of ration given to the pregnant female should ____________________ as her weight increases

Fill in the blank(s) with correct word

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If concrete weighs 145 pounds per cubic foot, what is the weight in pounds of a concrete footing that is 18" long, 12" high, and 12" wide ?  Round answer to the nearest hundredth.

What will be an ideal response?

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