The boom in late-19th century haunted house stories can be attributed to CO poisoning from dicey gas lighting systems... https://pacificheatingcooling.com/2018

The boom in late-19th century haunted house stories can be attributed to CO poisoning from dicey gas lighting systems... https://pacificheatingcooling.com/2018/12/27/carbon-monoxide-hauntings-co-furnace-safety/ https://pacificheatingcooling.com/2018/12/27/carbon-monoxide...