The method includes contacting {HEAD ~ a fluid enclosure} with {TAIL ~ a fluid}, wherein the fluid enclosure includes a structural filler and an outer enclosure wall conformably coupled to the structural filler 
with
The method includes contacting { HEAD ~ a fluid enclosure } with { TAIL ~ a fluid } , wherein the fluid enclosure includes a structural filler and an outer enclosure wall conformably coupled to the structural filler
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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