An Ecofriendly Initiative for the Corrosion Inhibition of Mild Steel in 1 M HCl Using Tecoma capensis Flower Extract

Figure 7

SEM images of MS corrosion in the absence and presence of TCF in 1 M HCl.

(a) Plain MS

(b) MS + 1 M HCl

(c) MS + TCF in 1 M HCl