I have found acid corrosion on old batteries before, but that usually was the result of a certain item having been dumped in storage and not used for a looong period of time, but I've never experienced such from letting batteries completely die before replacing them.
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Sesame Street Classics on YouTube
Sesame Street debuts on Netflix
Back to the Rock Season 2
Sam and Friends Book
Jim Henson Idea Man
Bear arrives on Disney+
