What does black exhaust smoke indicate? A) Excessive fuel B) ...

[jeatrice]

What does black exhaust smoke indicate?
 
  A) Excessive fuel B) Burning oil
  C) Coolant in combustion chamber D) Insufficient fuel

Question 2

Technician A says that incandescent trouble lights may be used when working around gasoline. Technician B says that florescent trouble lights should be used when working around gasoline. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

[DHRUVSHAH]

Answer to Question 1

A

Answer to Question 2

B