by Diana Filer

  1. Rock flour is a very fine powder produced when rocks are ground together as along the faces of a moving fault line or during the movement of glaciers.
  2. The T cell is a lymphocyte produced by the thymus gland.  It plays a central role in immunity.
  3. Brewis is usually a Newfoundland fisher’s dish: hard tack soaked in water overnight and eaten with salt cod.
  4. German Chancellor Angela Merkel has a doctorate in quantum physics.
  5. The Japanese persimmon is the national fruit of Japan.