Although the primary use of the present invention is to separate a volatile substance, such as a chlorinated solvent, from {HEAD ~ a nonvolatile liquid}, such as {TAIL ~ hydraulic fluid}, the term substance may also include other liquids, gases or small particulate solid material 
such as
Although the primary use of the present invention is to separate a volatile substance , such as a chlorinated solvent , from { HEAD ~ a nonvolatile liquid } , such as { TAIL ~ hydraulic fluid } , the term substance may also include other liquids , gases or small particulate solid material
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 OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH