comprises a poppet valve assembly for use on a fuel tanker truck for loading fuel onto the truck or unloading fuel from the truck, most commonly into {HEAD ~ an underground storage tank} at {TAIL ~ a service station} 
at
comprises a poppet valve assembly for use on a fuel tanker truck for loading fuel onto the truck or unloading fuel from the truck , most commonly into { HEAD ~ an underground storage tank } at { TAIL ~ a service station }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL