One cause of flame failure in oil or gas fired boilers is
a) excessive fuel temperature
b) fuel pressure being too high
c) the fuel being too volatile
d) water in the fuel
e) the hydrogen content is too low
Answer: D
One cause of flame failure in oil or gas fired boilers is
a) excessive fuel temperature
b) fuel pressure being too high
c) the fuel being too volatile
d) water in the fuel
e) the hydrogen content is too low