Desolenator, a U.K.-based water desalination start-up, aims to give families in deprived countries the ability to turn salt water and contaminated water into pure drinking water. Their water desalination unit, expected to cost around $500 USD, uses solar energy to produce some 15 litres of water a day. The company says the technology has the potential to provide water independence for up to a billion people living in areas where clean water is scarce; using […]