{TAIL ~ The oil} is separated from {HEAD ~ the ice} by vibrating the inclined surface formed by the bar screen  
{ TAIL ~ The oil } is separated from { HEAD ~ the ice } by vibrating the inclined surface formed by the bar screen
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH