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).
There are around 200,000 Amish, who live in more than 20 US states and Ontario, with the largest communities in Ohio, Pennsylvania and Indiana. They are a growing group -- it's thought that their population doubles every 20 years.t the age of 16 Amish children are given a great deal of freedom which they can use to experience the outside world. Some may even choose to 'live English', as it's known. This practice is called rumspringa, which means 'running around'.