Phineaus Gage was worked on railroads. Phineaus is going to set up and explosion they have to dig a hole and the first layer is gun powder the second is sand and you have to tamp the sand down with a tamping iron.
Phineaus got distracted by someone or something and his tamping iron slammed the sand which hit the gun powder and made the explosion happen and the tamping iron went straight through his head.
the accident killed phineaus but 11 years after the accident. Phineaus was not himself he hat a terrible temper but he survived and moved on to a different part of the world.