Upon crushing the cap, {HEAD ~ the rehydrating fluid} is released and rehydrates {TAIL ~ the media plug} 
rehydrates
Upon crushing the cap , { HEAD ~ the rehydrating fluid } is released and rehydrates { TAIL ~ the media plug }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL