Coca-Cola, which was damaged by a contamination scare five years ago, was forced to withdraw its Dasani bottled water brand from the UK on Friday after discovering it contained illegal levels of a chemical that could increase the risk of cancer. The embarrassing voluntary recall brought back painful memories of 1999, when several Belgian children fell ill after drinking contaminated Coke, prompting a widespread recall of the soft drink across Europe and a public relations nightmare for the company. The slow and impersonal response to the crisis by Douglas Ivester, Coca-Cola's chief executive, was one reason for his departure from...