{TAIL ~ A cast alloy body} of cylindrical form with longitudinal flutes or grooves in a tubular casing has liquid fuel passed through {HEAD ~ the casing} and in contact with the body 
{ TAIL ~ A cast alloy body } of cylindrical form with longitudinal flutes or grooves in a tubular casing has liquid fuel passed through { HEAD ~ the casing } and in contact with the body
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH