Corrosion is the most frequent but also the most deleterious deterioration mechanism affecting reinforced concrete. In addition to the economic impact of the repair works. for historical concrete structures. corrosion can generate irreversible losses of original material of great cultural value. https://www.nacrack.com/amazing-price-1997-2000-BMW-528I-Front-Bumper-Reinforcement-Bar-Used-Original-Exterior-OEM-great-save/