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In the Olynthus mill, the nether millstone(4) is rectangular, resting on a table (5); it measures between 0.42 m and 0.65 m in length, 0.36 m to 0.54 m in width and 0.08 to 0.25 m in thickness. The grinder, which forms the upper millstone (common millstone (3)), is usually rectangular, sometimes oval, with a central hopper parallel to the long ...
Quern-stones have been used by numerous civilizations throughout the world to grind materials, the most important of which was usually grain to make flour for bread-making. They were generally replaced by millstones once mechanised forms of milling appeared, particularly the water mill and the windmill , although animals were also used to ...
The term "Millstone Grit" was also adopted in South Wales where rocks of similar age and lithology are found though the Millstone Grit Series of this region has recently been formally renamed by the British Geological Survey as the Marros Group. The thickest bed of sandstone within it was known as the Basal Grit and this has now been renamed as ...
WASHINGTON (Reuters) -A U.S. federal appeals court on Friday upheld a law requiring Chinese-based ByteDance to divest its popular short video app TikTok in the United States by early next year or ...
Pfizer said it plans to present the data at an upcoming medical meeting and discuss it with global health regulators for a potential approval. The drug is an anti-PD-1 monoclonal antibody, the ...
Solidified lava flow in Hawaii Sedimentary layers in Badlands National Park, South Dakota Metamorphic rock, Nunavut, Canada. Geology (from Ancient Greek γῆ (gê) 'earth' and λoγία () 'study of, discourse') [1] [2] is a branch of natural science concerned with the Earth and other astronomical objects, the rocks of which they are composed, and the processes by which they change over time. [3]
When To Use Kosher Salt vs. Table Salt "Kosher salt is a chef favorite because of the way you can easily grip it in your hands—with this built-in control, it is easier to season food more evenly ...
Rock climbing is a popular activity in the Peak District; particularly on edges such as Stanage or Froggatt. Generally the climbing style is free climbing (as opposed to aid climbing) [citation needed] and the rock is either gritstone or limestone. Climbing has been practised in the Peak District since the late 19th century; James W. Puttrell ...