The present invention generally relates to combustion monitoring systems, and deals more particularly with a device implemented method for monitoring the accumulation of unburned particulates in an exhaust duct employed to {HEAD ~ exhaust combustion gases} from {TAIL ~ combustion system} 
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The present invention generally relates to combustion monitoring systems , and deals more particularly with a device implemented method for monitoring the accumulation of unburned particulates in an exhaust duct employed to { HEAD ~ exhaust combustion gases } from { TAIL ~ combustion system }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL