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.
The printing press was invented by J. Gutenberg sometime between the late 1430s and the mid 1450s. The modern movable type printing press was invented in 1439 CE by Johannes Gutenberg in what was then the Holy Roman Empire.It ushered in the European age of printing.here are other claimants to the invention of the printing press, and there are those who say there is evidence that the press may have been invented as early as the 13th century. Woodblock printing was done in Europe before Gutenberg.