(WTRF/NEXSTAR) — The iconic “Mr. Yuk” poison symbol is turning 50 years old this week. Mr. Yuk’s birthday comes just ahead of National Poison Prevention Week, which is March 21-27. Mr. Yuk was created ...

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 ...

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