Another cause of sore throat is allergies that promote postnasal drip. There are, however, more serious conditions of the sinuses and throat that may cause the throat to be sore. If you are experiencing an ongoing sore throat, ask your ear, nose, and throat specialist to examine you.
1907: Samuel Simon patented the first screen printing method in Manchester, England, which was most commonly applied to wallpaper and expensive fabrics. He used rubber bands or squeegees, which are still commonly used in the screen printing process today.
Screen printing, screenprinting, silkscreen printing, serigraphy are ways to identify an essential simple process with a long history in both art and industry. Along with its variety of names screen-printing is also a history of complexity in intent, technique and artistic use.imonâs use of his patented process was primarily used for printing expensive wall coverings on silk, linen, paper and other fine fabrics. Early in 1910, along with photography, screen printers began experimenting with photo reactive chemical processes.