Dihydrogen Monoxide is a toxic or carcinogenic substance. DHMO is a constituent of many known toxic substances, diseases and disease-causing agents, environmental hazards and can even be lethal to humans in quantities as small as a thimbleful.
Great First Lines in Literature -- I love doing bulletin boards to promote books. This was an "interactive" bulletin board. The first line of the book was on the front cover - you lift the flap to see the book title and author. My favorite first line: "Countess Judith kept her husband's head in a box." From "The GleeMaiden" by Hamilton.
Hackers | Hack Library School Hack Library School, a blog for library school students to “challenge LIS education to be better…to embrace learning across disciplinary divides (archives, public librarianship, academic, etc.), and to encourage productive self-/professional development” says founder Micah Vandegrift.