14 Weird Inventions That You Won’t Believe Exist
Showa Hanako 2

Showa Hanako 2 is a realistic talking robot that was invented for the purpose of training future dentists so that they have a realistic representation of working with patients. Even though it’s mildly terrifying to look at, it gives dentists an opportunity to work in an environment where real people won’t get hurt while the future dentists perfect their technique of mouth examinations.