Roller chain or bush roller chain is the type of chain drive most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire- and tube-drawing machines, printing presses, cars, motorcycles, and bicycles.
Pietra dura (Italian: [ËpjÉËtra ËduËra]) or pietre dure [ËpjÉËtre ËduËre] (see below), called parchin kari or parchinkari in South Asia, is a term for the inlay technique of using cut and fitted, highly polished colored stones to create images. It is considered a decorative art.
Comments0 Share. The Triquetra is a knot-like formation with three ends, commonly shown interlaced around a circle. The symbol is also known as the symbol of charm, and is used in the depiction of several norse and Scandinavian items such as the MjÃ¶lnir. The Triquetra was heavily used by Norse pagans, as they used articles like pendants resembling the MjÃ¶lnir with a Triquetra symbol crafted on it.