Rubber was a type of plastic that was used to make Wellington boots.[2]
In order to lure Superman into a trap, Doctor Hiram Gulliver used rubber dummies that resembled Batman and Robin, in order to make the Man of Steel believe that they were in peril.[3]
References[]
- ↑ As seen in Gulliver's Gigantic Goof (1973).
- ↑ As seen in The Weather Maker (1973).
- ↑ As seen in Gulliver's Gigantic Goof (1973).