The point where two straight lines intersect is called the ____________.
Fill in the blank(s) with the appropriate word(s).
vertex
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?Types of actions that are not of immediate danger but may lead to injury if repeated over days, weeks, and months are associated with ____.
A. ?fatigue B. ?microwave radiation C. ?physical hazards D. ?ergonomics
A(n) ____________________ failure is one that isn’t always present.
Fill in the blank(s) with the appropriate word(s).
The defrost cycle is normally terminated:
A) Based strictly on defrost time to reduce the chance of sensor inaccuracy. B) Based on either temperature, pressure, or time. C) Based strictly on temperature to insure that all the frost has melted. D) Based strictly on pressure to insure safe operation for the compressor.
Why should special safety protection always be used when driving ballistic concrete nails?
A) Because of broken nail bits B) Because of fumes C) Because of flying chips of cracking concrete D) Because of random sparks