A Pittsburgh pediatrician wanted to create something that would help children learn not to ingest poisons. His creation is known as “Mr. Yuk.” A report by KDKA2 News, said that in 1971 Dr. Richard ...

PITTSBURGH (AP) — Dr. Richard W. Moriarty, a retired pediatrician from Pittsburgh who helped create the bright green Mr. Yuk sticker that warns kids away from poisonous substances, has died. He was 83 ...

The concept of Mr. Yuk to teach poison prevention to young children originated at the Pittsburgh Poison Center of Children’s ...

(WHTM) — He’s still with us, and still saving lives. Mr. Yuk, the grimacing green face warning kids away from poisonous materials, turns fifty this year. Back in 1971, Dr. Richard Moriarty, the ...