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shimaa farouk shimaa farouk
wrote...
Posts: 299
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5 years ago
An engine oil lab test shows high levels of aluminum and tin in the oil sample. Which of these could be the cause?
A) Worn engine bearings
B) Hole in the air filter
C) Antifreeze in the oil
D) Wear in the valve train
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wrote...
5 years ago
 A
shimaa f. Author
wrote...
5 years ago
Dude, you're awesome. I wish I had you as my teacher!
wrote...
5 years ago
Come to the forum always, I'll be around to assist you again
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