A leak occurring in a pneumatic system operating with a nonvolatile gas such as nitrogen poses {HEAD ~ little danger}, while a leak occurring in a hydraulic system can result in contamination of the oven or {TAIL ~ the workpiece} or fire risks if a flammable hydraulic fluid is used 
A leak occurring in a pneumatic system operating with a nonvolatile gas such as nitrogen poses { HEAD ~ little danger } , while a leak occurring in a hydraulic system can result in contamination of the oven or { TAIL ~ the workpiece } or fire risks if a flammable hydraulic fluid is used
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH