{TAIL ~ The container} 1 further comprising means on the vessel wall to facilitate determination of the amount of {HEAD ~ liquid} within the vessel 
{ TAIL ~ The container } 1 further comprising means on the vessel wall to facilitate determination of the amount of { HEAD ~ liquid } within the vessel
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH