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.
Types of Magnets. Magnets are objects that generate a magnetic field, a force-field that either pulls or repels certain materials, such as nickel and iron. Of course, not all magnets are composed of the same elements, and thus can be broken down into categories based on their composition and source of magnetism.