Board Thread:Questions and Answers/@comment-30325285-20180415233719/@comment-33378883-20180423005037

Good question. We know how hard Mikey can be on things, and how...rambunctious...he can be in Don's lab. My guess would be that he broke it. Or perhaps Donatello had a random mishap/explosion (unrelated Mikey)  resulting in the destruction of the first centrifuge.