corrosionthe gradual destruction of a material by chemical reaction with its environmentCorrosion of iron structures can be prevented by applying protective coatings or galvanisation.NoteCorrosion of iron structures can be prevented by applying protective coatings or galvanisation.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now