Advances in Materials Science and Engineering / 2015 / Article / Fig 8

Research Article

Effect of Keratin Structures from Chicken Feathers on Expansive Soil Remediation

Figure 8

SEM micrographs of SN (a); SMB-3% (b); SMQ-3% (c); and SMT-3% (d).
(a)
(b)
(c)
(d)

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