An increase in the intensity of sound or fire issuing from a relief valve may indicate:
A. the relief valve is clogged.
B. rupture of the vessel is imminent.
C. the fire is burning out.
D. the tank is cooling down.
Answer: B. rupture of the vessel is imminent.
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A band beam floor is generally more economical than a beam-and-girder floor because
A) it requires a smaller quantity of reinforcement. B) its formwork is more economical. C) it requires a smaller quantity of concrete. D) none of the above.
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Metritis is an infection of the _____
a. stomach c. fallopian tubes b. liver d. uterus
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When cats clean themselves they deposit their _____ over their bodies.
Fill in the blank(s) with the appropriate word(s).
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Sheet metal hammers are easily identified as they have __________ heads and __________ edges.
What will be an ideal response?
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