The Hulk Destroys Bruce Banner

S1 E13: Bruce Banner is testing a new Transmat beam but unexpectedly turns into the Hulk. When he arrives on the other side, Betty Ross witnesses the Hulk destroy the machine and thinks that by doing so, Banner is disintegrated. She becomes resolved to capture the Hulk, at first out of grief, but later because she thinks that by reversing the process, Bruce might still somehow be restored.