Prosciutto can be served raw since it has been cured. When cooked, it is generally boiled and referred to as prosciutto cotto, which becomes an excellent deli sandwich meat or a nice complement to a main dish.
rigid frame. Definition. A structural framing system in which all columns and beams are rigidly connected; there are no hinged joints. Picture of rigid frame.
It is used to hold the rear axle firmly, while pivoting vertically, to allow the suspension to absorb bumps in the road. Originally motorcycles had no rear suspension, as their frames were little more than stronger versions of the classic diamond frame of a bicycle.