It was mentioned as a book written in 1596 that discussed the swamp gas theory as a possible explanation for the Will o' the Wisp phenomenon, suggesting the presence of sulfur and brimstone in the earth that could ignite when exposed to air.
Many times candles and small fires appear in the night and seems to run up and down. Sometimes these fires go alone in the night season and put such as see them as they travel by night in a great fear...
— Episode: Flame Witches and the Will O’The Wisp
Episode: Flame Witches and the Will O’The Wisp
It was mentioned as a book written in 1596 that discussed the swamp gas theory as a possible explanation for the Will o' the Wisp phenomenon, suggesting the presence of sulfur and brimstone in the earth that could ignite when exposed to air.
Many times candles and small fires appear in the night and seems to run up and down. Sometimes these fires go alone in the night season and put such as see them as they travel by night in a great fear.
But these things and many such like I have their natural causes, natural philosophers, right? That the thick exhalations arise out of the earth and are kindled minus full of sulfur and brimstone.
If the air enter onto it as it layeth in the holes and veins of the earth, will kindle on fear and strive to get out.