A CCTV image of a man suspected of racial abuse has been released by Waltham Forest police.
Suspect 149271 is wanted in connection with a racially aggravated public order offence at the Co-Op food and petrol station in Markhouse Road, Walthamstow, on May 6 at midday.
The man is believed to had left his fuel cap next to the petrol pump and driven off without realising.
Upon his return, he asked a member of staff for the cap, but it had not been handed into the store.
At this point, the suspect is reported to have racially abused a member of staff.
The CCTV image has been released to the Guardian as part of a joint venture with the Metropolitan Police to identify potential perpetrators of unsolved crimes in the borough.
Anyone with information should contact Waltham Forest police on 101 or call Crimestoppers anonymously on 0800 555 111.