https://www.discovermagazine.com/the-cruel-animal-testing-behind-thomas-edisons-quest-to-show-dangers-of-ac-42932 https://www.discovermagazine.com/the-cruel-ani

https://www.discovermagazine.com/the-cruel-animal-testing-behind-thomas-edisons-quest-to-show-dangers-of-ac-42932 https://www.discovermagazine.com/the-cruel-animal-testing-be... Thomas Edison did not attend the electrocution of Topsy the elephant, but his film company did record it, and he did directly fund electrocution of dogs years earlier (1888 is the year mentioned here).