To make matters worse, the product was marketed as "pure" water. Eighty eight percent of the bottled water in the UK was from natural mineral or spring sources, but not Dasani. Dasani was quickly found to be treated and bottled tap water from a factory in Sidcup. Approximately 4-5 weeks into the launch, compounding the difficulties of the product launch, the mineral treatments in the water somehow became contaminated. The bottled water was allegedly found to contain the carcinogenic bromate. This was the last gasp for Dasani. The launch was under water in the UK and a failure.