A boiler operator is trying to determine whether complete combustion is taking place in the boiler. Which of the following components of flue gas should they monitor to determine this?

Select one:

a.

Water vapour

b.

Sulphur dioxide

c.

Nitrogen oxides

d.

Carbon monoxide

CLEAR MY CHOICE

Question 4

Direct-fired furnaces often have greater heat losses than indirect-heated furnaces.

Select one:

True

False