a fluid control system for controlling {HEAD ~ the flow} of nitrous oxide and {TAIL ~ oxygen} attached to the mounting surface structure, said fluid control system including a fluid meter display mounted on a top surface of said fluid control system, said fluid meter display positioned along a vertical axis at less than 90 degrees relative to the mounting surface structure 
a fluid control system for controlling { HEAD ~ the flow } of nitrous oxide and { TAIL ~ oxygen } attached to the mounting surface structure , said fluid control system including a fluid meter display mounted on a top surface of said fluid control system , said fluid meter display positioned along a vertical axis at less than 90 degrees relative to the mounting surface structure
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH