The most common form of on-site waste water treatment for homes not hooked up to sewer lines is the:

A) soil enrichment process.
B) electrical induction sterilization.
C) septic tank and drain field.
D) chemical "flush" system.
E) active composting method.


C

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Any exposed live parts must be guarded if they are operating at _____.

a. 15V or more between terminals b. 50V or more between terminals c. 240V or more between terminals d. 600V or more between terminals

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The transparent membrane surrounding an egg's yolk is the Vitelline membrane

Indicate whether this statement is true or false.

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The way to get ahead is to come early and stay late. Which time-management difficulty is

most closely related to this behavior?

a. Confusing visibility with productivity, confusing busy with being productive. b. Delaying a decision so more information can be gathered. c. Not trusting subordinates with decisions. d. Getting sidetracked from making decision. e. None of the above

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____ transmit energy by a turning or twisting action.

A. Helix springs B. Torsion springs C. Flat springs D. Compression springs E. none of the above

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