AWT specialise in the recycling and refining or Automotive Catalytic Converters from cars and commercial vehicles for the recovery of precious metals: Platinum, Palladium & Rhodium.With our main processing and laboratory facility based in Leeds, we provide a national collection service and also offer our suppliers the opportunity to deliver their goods directly to us.AWT Specialise in the recycling and refining of Catalytic Converters. Providing a number of services to both large and small volume suppliers.