South Yorkshire Fire and Rescue has taken to social media to reveal the mystery behind the yellow H symbols on lampposts. In a TikTok video the fire brigade explained: "You've walked past these ...

And now South Yorkshire Fire and Rescue has taken to social media to demystify the purpose of the yellow H symbols often ...

South Yorkshire Fire and Rescue has taken to social media to shed light on the significance of the yellow H symbols found on ...

Firefighters have shared the simple meaning behind the small yellow H symbols on lampposts, which many people have been walking past without realising what they indicate People often stroll by ...

The yellow H symbol is seen on lampposts, drain covers and street markers up and down the country - but it turns out that very few people actually know what it means ...