![People were buried alive so often in the 19th century that a safety coffin was invented so the “dead” would have the ability to alert those above ground if they were still People were buried alive so often in the 19th century that a safety coffin was invented so the “dead” would have the ability to alert those above ground if they were still](https://img-9gag-fun.9cache.com/photo/ayo955q_460s.jpg)
People were buried alive so often in the 19th century that a safety coffin was invented so the “dead” would have the ability to alert those above ground if they were still
![A gravestone in a nearby graveyard with a death-bell post, which was used to prevent anyone from getting buried alive before modern medical techniques (the bell would be removed after a year) - A gravestone in a nearby graveyard with a death-bell post, which was used to prevent anyone from getting buried alive before modern medical techniques (the bell would be removed after a year) -](https://img-9gag-fun.9cache.com/photo/aK7ZZx6_460s.jpg)
A gravestone in a nearby graveyard with a death-bell post, which was used to prevent anyone from getting buried alive before modern medical techniques (the bell would be removed after a year) -
![The bell that a person to ring if they wake up after being buried alive - Изображение Bonaventure Cemetery, Саванна - Tripadvisor The bell that a person to ring if they wake up after being buried alive - Изображение Bonaventure Cemetery, Саванна - Tripadvisor](https://media-cdn.tripadvisor.com/media/photo-s/0e/cf/a1/ae/the-bell-that-a-person.jpg)