It’s had a lots of press for its potential as a ketchup-bottle coating that will see the end to residue left inside the bottle but LiquiGlide, the transparent non-stick coating is also being billed as the ‘first and only permanently wet, slippery surface technology’ that could be used for medical applications such as stents and tubes. It could also be used to coat catheters and endoscopes to make them easier to insert.