Why are gilts and sows farrowed in farrowing stalls?
A. To ensure proper feed intake
B. To be able to sleep better
C. To keep from crushing baby pigs
D. To stay cool
Answer: C
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GTAW commonly uses the same power sources and welding machines used for _____
a. gas metal arc welding (GMAW) b. shielded metal arc welding (SMAW) c. self-shielded flux-cored arc welding (FCAW-S) d. gas-shielded flux-cored arc welding (FCAW-G)
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The predominant oil of choice for systems with HFC refrigerant is:
A) Mineral oil. B) Glycol-based oil. C) Polyol ester. D) Alkyl benzene.
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When painting a room, it is best to paint the ________ first
A) Ceiling B) Baseboard C) Doorways D) Walls
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Which term means the spread of fire from one floor to another via exterior windows?
a. laddering b. leap-frogging c. flashover d. stack effect
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