There is no risk of rich combustion at the discharge electrode portion due to {HEAD ~ the mixed fuel air mass} having a high fuel density, and consequently problems such as wear on {TAIL ~ the spark plug} or smoke generation can be avoided 
There is no risk of rich combustion at the discharge electrode portion due to { HEAD ~ the mixed fuel air mass } having a high fuel density , and consequently problems such as wear on { TAIL ~ the spark plug } or smoke generation can be avoided
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH