Figure 7 (continued). (I) #38; 100° C/hr to 1150° C; (J) #24; 100° C/hr to 1100° C; (K) #39; 100° C/hr to 1050° C; (L) #16; 100° C/hr to 1000° C; (M) #34; 1000° C/hr to 1150° C; (N) #33; 1000° C/hr to 1100° C; (O) #40; 1000° C/hr to 1050° C; (P) #26; 1000° C/hr to 1000° C.