harder [Adjective] + material [Noun]

Strength Strength Dispersion
A:
8
CHISQ:
11.56
AWT:
10,638,045
TTEST:
1.92
G2:
9.75
FAWT:
5.11
MI:
1.64
LOGLOG:
4.93
JD:
0.66
MI3:
7.64
DICE:
0.08
RANGE: