providing a weight signal representative of {HEAD ~ the present weight} of {TAIL ~ the contents} of the utensil placed on the platform for heating 
providing a weight signal representative of { HEAD ~ the present weight } of { TAIL ~ the contents } of the utensil placed on the platform for heating
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH