The prize is 7 free eco-friendly light bulbs. Two winners will be selected from the right answers. The competition ends on July 1st and is open to the UK residents only. By clicking the “Submit Quiz” button you accept the terms and conditions and agree to be signed up for our free eco newsletter (don’t worry, each issue has an unsubscribe link)
This competition is now finished. Thank you for taking part. Please click to find out the results.