"Sins of the Father" is the sixth episode of The Flash. It aired on November 8, 1990.
The life of ex-policeman Henry Allen, is in danger when a bank robber he arrested 20 years ago escapes from prison seeking revenge.
Henry has become upset in the Police lab, smashing a Florence flask in the process. Julio excuses himself, saying that he has to get more beakers from supply, although what Henry smashed was a flask, not a beaker.