The proper indication of incomplete combustion is_______________?

A. high CO content in flue gases at exit

B. high CO2 content in flue gases at exit

C. the smoking exhaust from chimney

D. high temperature of flue gases

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.