Notoriously complex material called ‘plumber’s nightmare’ created

An unusual material that consists of a complex jumble of intricately entwined tubes isn’t much use on its own – but the technique needed to build it could be

​An unusual material that consists of a complex jumble of intricately entwined tubes isn’t much use on its own – but the technique needed to build it could be An unusual material that consists of a complex jumble of intricately entwined tubes isn’t much use on its own – but the technique needed to build it could be