As a rule, however, above average deviations within {HEAD ~ the first bar chart} for the local evaporation power input indicate a disturbance in {TAIL ~ a vapor source} 
As a rule , however , above average deviations within { HEAD ~ the first bar chart } for the local evaporation power input indicate a disturbance in { TAIL ~ a vapor source }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL