When a fire ripped through a car park at Luton airport last month it set off a round of speculation that an electric vehicle was to blame. The theory was quickly doused by the Bedfordshire fire service, which said the blaze appeared to have started in a diesel car.
Yet the rumour refused to be quelled, spreading on social media like, well, wildfire. Even when these stories are patiently debunked, they come back as zombie myths that refuse to die.
