With solid fuel fired systems, where the fuel is burned in a bed on grates, air that is introduced under the grates may be called?
A. Undergraduate Air
B. Underfire Air
C. A and B
D. Tertiary Air
Answer: C
With solid fuel fired systems, where the fuel is burned in a bed on grates, air that is introduced under the grates may be called?
A. Undergraduate Air
B. Underfire Air
C. A and B
D. Tertiary Air
Answer: C