When {HEAD ~ the moisture content} within {TAIL ~ the chamber} 54 reaches a predetermined level, the controller 62 can provide a signal to alert an operator 
within
When { HEAD ~ the moisture content } within { TAIL ~ the chamber } 54 reaches a predetermined level , the controller 62 can provide a signal to alert an operator
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH