The £5 a bottle mineral water - from a cloud in the South Seas By STEVE D'ANTAL Last updated at 21:57 28 7? 2007 ?Cloud Juice? is set to be an exclusive tipple ? at £5 a bottle A plastic roof on a tiny windswept island off the Australian coast is the unlikely source of the most expensive bottled water ever to arrive in the UK. Rainwater collected on King Island, near Tasmania, will be sold u..