Which of the following is NOT considered a confined space?

A) A silo
B) A vault
C) Pressure vessel
D) A room designed for human occupancy


D) A room designed for human occupancy

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Which of the following materials would be used in reinforced concrete?

a. metal rods b. wire mesh c. fiberglass flake d. all of the above

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Intersecting angle

What will be an ideal response?

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Machine welding is when welding is done by equipment that is under constant supervision, monitoring, and control by a _____.? ?  

A. machine? B. computer? C. robot? D. welding operator?

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Faming is non point pollution

Indicate whether the statement is true or false

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