plumbing [Noun] + system [Noun]

Strength Strength Dispersion
A:
21
CHISQ:
51.48
AWT:
12,136,371
TTEST:
3.48
G2:
31.68
FAWT:
4.48
MI:
2.06
LOGLOG:
9.05
JD:
0.57
MI3:
10.85
DICE:
0.07
RANGE: