A good source of material to make biodiesel is _____
a. rotten vegetables c. used engine oil
b. old frying oil d. dead animals
B
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The goal for a project may be that it is successful and profitable. Explain what is meant by "successful" and "profitable".
What will be an ideal response?
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Standard pipe and tank insulation differs from V-grooved board in that _____.
a. it is more expensive than V-grooved insulation b. a given product may be used on a range of pipe sizes c. it is blue rather than green d. it is thicker than V-grooved insulation
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What is heat? Why does heat fl ow happen?
What will be an ideal response?
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It is only safe to shift gears when the clutch separates the engine from the transmission.
Answer the following statement true (T) or false (F)
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