20inch x 30inch Poster A cute elephant wearing children's clothing is spraying a can of DDT to kill disease spreading insects. DDT (dichlorodiphenyltrichloroethane) is a colorless, crystalline, tasteless and almost odorless organochloride known for its insecticidal properties, however, it was poisoning both wildlife and the environment and endangering human health so it was banned. There is a border around the image. The image size is correct.