For example, De and hm values of control samples were 1.66 1010 m2/s and 0.89 104 kg water/m2 s, while the corresponding values of samples pretreated by ultrasound at 63.0 W/L for 10 min increased to (2.55 ± 0.05)1010 m2
/s and(1.19 ± 0.01)104 kg water/m2 s. Sim