Table 5.

LSD analysis of wettability test for all groups.

Group	Groups	Mean difference	Std. error	Sig.
Cont.	Group 1	31.63340 ∗	2.28219	0.000
	Group 2	15.15000 ∗	2.28219	0.000
	Group 3	26.60510 ∗	2.28219	0.000
Group 1	Group 2	−16.48340 ∗	2.28219	0.000
	Group 3	−5.02830 ∗	2.28219	0.034
Group 2	Group 3	11.45510 ∗	2.28219	0.000

 ^∗The mean difference is significant at the 0.05 level.