I've never smelt anything like it." Ms Preston also said she believed the smell was linked to a foggy haze over London. Many people took to Twitter to voice their concerns. One Twitter user said ...

In 1952, a dense smog settled over London, killing at least 4,000 and sending many more to the hospital. Its causes? A deadly ...

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Dozens of flights have been cancelled at Heathrow and London City airports due to fog. British Airways cancelled 15 domestic and short-haul departures because of the poor visibility. London City ...