u-shaped [Adjective] + tube [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
1,760.96
AWT:
31,662,919
TTEST:
2
G2:
53.33
FAWT:
1.72
MI:
8.79
LOGLOG:
17.58
JD:
0.39
MI3:
12.79
DICE:
0.27
RANGE: