Petroleum [Noun] + natural [Adjective]

Strength Strength Dispersion
A:
13
CHISQ:
178.34
AWT:
32,068,996
TTEST:
3.37
G2:
52.93
FAWT:
1.7
MI:
3.97
LOGLOG:
14.68
JD:
0.45
MI3:
11.37
DICE:
0.18
RANGE: