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