This is a process that case hardens steel by introducing carbon into the metal by heating to a specified temperature range while in contact with a solid, liquid, or gas material containing carbon.

a. annealing
b. normalization
c. tempering
d. carburization


d. carburization

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In progress meeting minutes, the ____ should address the type of document, type of meeting, date of the meeting, and sequential number of the meeting.

A. project designation B. title C. previous meeting minutes D. roster

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It is important to remove about half of the soil from the plant root ball prior to putting plants into a terrarium

Indicate whether the statement is true or false

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What is commonly done when a drop-in refrigerant is placed in operating equipment?

A) A crankcase heater is installed. B) The oil is replaced. C) A leak-detecting dye is added. D) The refrigerant piping is replaced.

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Rafters are typically set 16 inches or 24 inches OC and are angled from the top plate of a wall to a(n) _____

a. peak purlin b. top plate c. apex beam d. ridge board

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