Applied Chemistry

Harry Potter, hitherto uninvolved with the war on account of being a Squib, learns from his furious parents that Dumbledore has dropped his comatose brother like a hot potato and declared him the Chosen One instead. He takes swift and decisive action. [Oneshot. Wrong Boy-Who-Lived. Squib!Harry. Good!Potters. For whitetigerwolf's Wrong-Boy-Who-Lived Challenge.]