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Tweed is a rough, woollen fabric, of a soft, open, flexible texture, resembling cheviot or homespun, but more closely woven. It is usually woven with a plain weave, twill or herringbone structure. Colour effects in the yarn may be obtained by mixing dyed wool before it is spun.
To heat a material such that certain temperature dependant changes occur, examples being oxididation, reduction, phase changes or the loss of chemically-bound water. Ceramic raw materials which are calcined include clay, bone and talc. Candling The lower temperature stage of some firing cycles used to complete the drying of the ware. Carbonizing
lowest supervisory rank above sergeant (rough US equivalent: lieutenant) senior rank in some police departments (rough UK equivalent: superintendent) inside lane the part of the road nearest the edge, used especially by slower-moving vehicles (US: outside lane) (in both cases the term applies to the lane in the direction concerned)
If these deviations are large, the surface is rough; if they are small, the surface is smooth. Roughness is typically assumed to be the high-frequency, short-wavelength component of a measured surface. However, in practice it is often necessary to know both the amplitude and frequency to ensure that a surface is fit for a purpose.
A burr is a raised edge or small piece of material that remains attached to a workpiece after a modification process. [1] It is usually an unwanted piece of material and is removed with a deburring tool in a process called deburring. Burrs are most commonly created by machining operations, such as grinding, drilling, milling, engraving or turning.
The white handle of this tantÅ (left) is covered with shagreen in its natural form. Two small decorative elephants made of silver and shagreen. Shagreen has an unusually rough and granular surface, and is sometimes used as a fancy leather for book bindings, pocketbooks and small cases, as well as its more utilitarian uses in the hilts and scabbards of swords and daggers, where slipperiness is ...
Brutalism stems from the philosophies of modern architecture that promote the truth to materials, which is achieved by their raw expression. [4] The essence of the philosophy is seen in the imperfections of béton brut which stem from the idea to create an aesthetic based on the exposure of a building's components, including the frame ...
Rubble masonry or rubble stone is rough, uneven building stone not laid in regular courses. [ 1 ] [ 2 ] It may fill the core of a wall which is faced with unit masonry such as brick or ashlar . Some medieval cathedral walls have outer shells of ashlar with an inner backfill of mortarless rubble and dirt.