FIG 2 shows a graph of {HEAD ~ different void growth rates} for cap interface materials used in accordance with {TAIL ~ the invention} 
FIG 2 shows a graph of { HEAD ~ different void growth rates } for cap interface materials used in accordance with { TAIL ~ the invention }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL