To illustrate {TAIL ~ the effectiveness} of the invention, the following calculations give {HEAD ~ the theoretical performance} for a design of the invention consisting of an array of vertical freeze/thaw panels measuring 40 m wide×3 m high, place 5 m apart 
To illustrate { TAIL ~ the effectiveness } of the invention , the following calculations give { HEAD ~ the theoretical performance } for a design of the invention consisting of an array of vertical freeze / thaw panels measuring 40 m wide×3 m high , place 5 m apart
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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