A.Room temperature to 600?C
B.600?C to critical temperature
C.Between 800?C and 1200?C
D.Between 1400?C and 1530?C
E.None of the above
A.Room temperature to 600?C
B.600?C to critical temperature
C.Between 800?C and 1200?C
D.Between 1400?C and 1530?C
E.None of the above