Restricted Parking Zone Program (RPZ) How to Initiate an RPZ Program for your Neighborhood. In order to establish an RPZ, there must be a significant degree of parking by non-residents. The Seattle Municipal Code (updated in June 2009) specifies the threshold that must be met in order to establish an RPZ.
A magnet (from Greek Î¼Î±Î³Î½Î®ÏÎ¹Ï Î»Î¯Î¸Î¿Ï magná¸tis lÃ­thos, Magnesian stone) is a material or object that produces a magnetic field.
The Root of Magnetism. A magnet is one of those things that nearly all of us have used, and yet, have no idea how it works. Most people could tell you that a magnet exerts an invisible force on other magnets, but not many people could tell you why.