Frank Vincent ZappaUntil discovering his birth certificate as an adult, Zappa believed he had been christened "Francis", and he is credited as Francis on some of his early albums. His legal name was always "Frank", however, never "Francis". Cf. Zappa with Occhiogrosso, 1989, The Real Frank Zappa Book, p. 15. (December 21, 1940 – December 4, 1993) was an American musician, bandleader, songwriter, composer, recording engineer, record producer, and film director. In a career spanning more than 30 ..
A circle is a simple closed shape in Euclidean geometry. It is the set of all points in a plane that are at a given distance from a given point, the centre; equivalently it is the curve traced out by a point that moves so that its distance from a given point is constant. The distance between any of the points and the centre is called the radius.
In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle. Both definitions are also valid for the diameter of a sphere. The word "diameter" is derived from Greek language διάμετρος ( diametros), "diameter of a circle", from δια- ( dia-), "across, through" μέτρον ( metron), "measure". Online Etymology Dictionary It is often abbreviated ..
Zymosan is a glucan with repeating glucose units connected by β-1,3-glycosidic linkages. It binds to TLR 2. Zymosan is a ligand found on the surface of fungi, like yeast.
A coupling (or a coupler) is a mechanism for connecting rolling stock in a train. The design of the coupler is standard, and is almost as important as the track gauge, since flexibility and convenience are maximised if all rolling stock can be coupled together.