EDITORIAL USE ONLY Mike Hawes, CEO of SMMT (The Society of Motor Manufacturers and Traders) at its first ever debate on the contribution of commercial vehicles to improving air quality in central London. PRESS ASSOCIATION Photo. Picture date: Wednesday February 11, 2015. Mike Hawes, CEO SMMT says diesel is not a dirty word and calls on government and local councils to support the uptake of latest Euro 6 vehicles. Real world tests show latest EU standard low emission diesels 95% cleaner than older vehicles. Photo credit should read: Geoff Caddick/PA Wire