![](http://www.alamy.com/thumbs/6/1EF91CE9-D3BB-4111-847D-C61E5AB4CB86/2ADPGH7.jpg)
Strange early inventions - A flint device to provide miners with a light when working underground in 1780. Never caught on due to risk of explosions from fire damp
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Photo credit: © Colin Waters / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1700s, 18th, 19th, bizarre, century, coal, copper, damp, eccentric, eccentricity, eighteenth, explosion, explosions, fire, firedamp, flint, forgotten, historic, illustration, impracticable, impractical, lead, light, lighting, manufactured, mineral, miners, mining, nineteenth, odd, oddest, patent, patented, patents, prototype, prototypes, spark, strange, strangest, tin, underground, vintage, wackiest, wacky, weird, weirdest