A British materials company is planning further growth of applications for its 'activated carbon' air suspension technology following its use on current-generation Audi A6 and A7 models. Activated carbon is formed from organic carbon matter, typically made up of stock like coconut shells or sawdust. To learn more, Matthew Beecham spoke to John Coakley, Carbon Air CTO. Get full access to all content, just $1 for 30 days A Message From The Editor just-auto gives its paid members access to the very best automotive market coverage. And now thereâs just-auto plus, our premium membership that gives you exclusive component forecast data, company profiles and extended news coverage - just for premium members.