The ordinary black man doesnât have the same chance as the ordinary white man does.â 1. Louis Stokes was born on February 23, 1925, in Cleveland, Ohio, to Charles and Louise Cinthy (Stone) Stokes. 2 His father worked in a laundromat and died when Louis was young. Stokes and his younger brother, Carl, were raised by their widowed mother, whose salary as a domestic was supplemented by welfare payments. The boysâ maternal grandmother played a prominent role, tending to the children while their mother cleaned homes in wealthy white suburbs far from downtown Cleveland.
Solder paste is a form of solder that is used in PCB assembly, and including prototype PCB assembly, especially when using reflow soldering techniques.The solder paste is a mixture a solder spheres and a specialized form of flux. tutorial, information, article about what is solder paste, how to use solder paste and gain the most from the PCB assembly process. Soldering Processes Tutorial Includes.
Rated 1.0 out of 5.0 by Duffgus near worthless The purpose of flux is to make good sweat fittings easy. In direct heat turns it to a black ash making a quality fit nearly impossible. June 20, 2015. Rated 1.0 out of 5.0 by pzabt655 don't use this flux Flux would not draw solder into joint. Heated fitting all the way to red hot with testing of solder all along the heating process at different intervals. Just would not pull the solder in. Just have a nice pile of solder on the basement floor. January 30, 2015. Rated 4.0 out of 5.0 by chemjack works for me I tried some sweating copper fitting to 1/2 pipe at the bench with some no name flux that I had from somewhere. solder pretty much all went on the floor.