25 Lightning Fast Facts That Will Electrify Your Heart About Barry Allen - Elk Grove Police Helicopter Activity Todaylibrary Detail Barry allen is known as the flash, a superhero with the ability to move at superhuman speeds, which he uses to fight crime and protect central city. What is the name of the particle accelerator explosion that gives barry his powers? How well do you know the flash? Do you know who the first person was to learn his secret identity? When does barry allen celebrate his birthday?
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