Topsy the Elephant's Chain

Origin
Topsy the Elephant was a circus Elephant who worked in Coney Island. over the years she killed three of men (one of them fed her a lit cigarette). her owners consider her a threat and decided to execute her. On January 4th 1903. Thomas Alva Edison who wanted to promote the merits of direct current over the alternating current electrocuted her with 6,600 volt of alternating current to show the dangers of alternating current.