____ payback is the cost of energy efficiency upgrades divided by energy savings.
A. Efficiency
B. Energy efficiency
C. Green
D. Simple
Answer: D
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Always securely clamp metal being drilled because if the drill bit grabs the metal, it will spin around the bit.
Answer the following statement true (T) or false (F)
The freeze -thaw resistance of bricks has been found to be a function of the ______.
A) saturation coefficient (SC) of bricks. B) compressive strength of bricks. C) boiling-water absorption of bricks. D) all of the above. E) A and B only.
Longitudinally mounted engines are most commonly installed in vehicles that are rear wheel drive.
Answer the following statement true (T) or false (F)
What type of smog is produced by the reaction of tailpipe gases and sunlight?
A. Sulfur dioxide. B. Carbon Monoxide. C. Volatile organic compounds (VOCs). D. Photochemical.