ventilation [Noun] + pipe [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
10.85
AWT:
35,889,829
TTEST:
1.41
G2:
8.94
FAWT:
1.51
MI:
2.44
LOGLOG:
3.87
JD:
0.43
MI3:
5.61
DICE:
0.14
RANGE: