1. Civil Engineering
  2. Environmental Engineering
  3. Which of the following symptoms will not...
Q.

Which of the following symptoms will not show that combustion is necessarily complete?

A. Presence of free carbon is exhaust
B. Presence of carbon monoxide in exhaust
C. Presence of oxygen in exhaust
D. Presence of nitrogen in exhaust
E. None of the above
Answer» D. Presence of nitrogen in exhaust
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