{HEAD ~ A magnetic sample} is movably arranged in the hollow body and can be acted upon with a working pressure by {TAIL ~ the fluid}  
{ HEAD ~ A magnetic sample } is movably arranged in the hollow body and can be acted upon with a working pressure by { TAIL ~ the fluid }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH