EDITORIAL USE ONLY Emma and Gavin eat a renewable biofuel English breakfast from Heston Blumenthal's The Perfectionists' Cafe, as part of Heathrow's 'Fly Up' campaign, which recycles the oil used in the breakfast into biofuels including Sustainable Aviation Fuel (SAF) to increase understanding of how SAF will help the airport get to Net Zero by 2050. Issue date: Tuesday March 12, 2024.