TWO young scientists at water giant United Utilities are at the forefront of research to help cut bills and save the planet by treating and recycling sewage.

The work of Ian Carline and Ruyi Hu could reduce thousands of tons of carbon emission and provide new energy from the billion of litres of waste water produced by the region each year.

Twenty-four-year-old Ruyi, who gained a degree in pharmaceutical engineering in his native China, has developed methods to reduce the amount of chemical used in treating sewage wh......for the full story register now for free or login below...