{TAIL ~ A drinking vessel} 38 in which {HEAD ~ a beverage}, for example a draught beer, is to be served is cooled by formation thereon of ice formed of frozen potable liquid for example a small volume of the same beer 
in
{ TAIL ~ A drinking vessel } 38 in which { HEAD ~ a beverage } , for example a draught beer , is to be served is cooled by formation thereon of ice formed of frozen potable liquid for example a small volume of the same beer
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH REL OTH 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 OTH OTH OTH OTH OTH