In addition to the above described apparatus, this invention also includes the method of separating {HEAD ~ a substance} from {TAIL ~ a liquid} 
from
In addition to the above described apparatus , this invention also includes the method of separating { HEAD ~ a substance } from { TAIL ~ a liquid }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL