Technician A says that carbon dioxide is classified as a greenhouse gas (GHG). Technician B says that water vapor produced by combusting HC fuel is not classified as a GHG because it is harmless. Who is right?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: A
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a. combination square b. plumb bob c. framing square d. laser level
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What will be an ideal response?
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A) is bidirectional B) is unidirectional C) is always changing in value D) never changes in value
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