Shore durometer "durometer" (ISV "duro-" and "-meter"; attested since the 19th century), but today that name usually refers to Shore hardness; other devices use other measures, which return corresponding results, such as for Rockwell hardness. There are several scales of durometer, used for materials with different properties. The two most common scales, using slightly different measurement systems, are the ASTM D2240 type A and type D scales. The A scale is for softer ones, while the D scale is for harder ones. However, the ASTM D2240-00 testing standard calls for a total of 12 scales, depending on the intended use: types A,
The Unknown Shore The Unknown Shore The Unknown Shore is a novel published in 1959 by Patrick O'Brian. It is the story of two friends, Jack Byron and Tobias Barrow, who sail aboard HMS "Wager" as part of the voyage around the world led by Anson in 1740. Their ship did not make it all the way around the world, unlike the flag ship. The novel is a fictionalised version of actual events which occurred during the Wager Mutiny. Some reviewers feel that the midshipman Byron and the somewhat unworldly surgeon's mate Barrow are prototypes for Jack Aubrey and Stephen Maturin, who appear