Nearly every system built by Flow Systems uses sonic nozzles for flow measurement and control. 1  Sonic Nozzle design options. 2  Sonic Nozzle arrays. 3  Sonic Nozzle schematics and performance charts. 4  Sonic Nozzle flow calculation software. 5  Uncertainty analysis reports on Flow Systems test stands built with sonic nozzles.
The Amish, called The Plain People or Old Order Amish, originated in Switzerland about l525.They came from a division of the Mennonites or Anabaptists (Re-baptizers). They opposed the union of church and state and infant baptism. They baptized people only as adults at about age l8.rigins of the Old Order Amish. The Amish, called The Plain People or Old Order Amish, originated in Switzerland about l525. They came from a division of the Mennonites or Anabaptists (Re-baptizers).
The Amish are among the most easily recognizable peoples in North America. For some, they may seem a living remnant of a bygone era, or a people stubbornly clinging to outdated ways. In fact, throughout their history Amish have had to adapt to persecution, societal change, and other external influences.he last Amish settlement in Europe disappeared in 1937. The segment of Amish society which chose the more conservative path became known as the Old Order. The Old Order Amish are found in 28 states and Canada, and number approximately 250,000 today.