User blog comment:Black Leg Sanji/BLS- Chapter 693 Prediction/@comment-4072519-20121216010221/@comment-4072519-20121216040117

@DP, who said that ?? Even Luffy's hands where covered in Shinokuni but it became normal after that.. So, its possible that Haki can prevent its effect..

@Madman, it might just be like u said..