MINIMUM WAGE RATE TEXAS: $7.25 per hour. Texas adopts the federal minimum wage rate by reference. Any changes of the federal minimum wage will automatically affect the Texas minimum wage. Or approximately $290 per week. Based on a 8 hour day and 260 days work per year before taxes.
History of Radiography. X-rays were discovered in 1895 by Wilhelm Conrad Roentgen (1845-1923) who was a Professor at Wuerzburg University in Germany. Working with a cathode-ray tube in his laboratory, Roentgen observed a fluorescent glow of crystals on a table near his tube.
Wilhelm Conrad Roentgen-RÃ¶ntgen First-x. Ray a week after his, Discovery rontgen took An-x ray photograph of his'wife s hand which clearly revealed her wedding ring and her. Bones the photograph electrified the general public and aroused great scientific interest in the new form of. radiationilliam Coolidge & X-Ray Tube. Other inventions of Coolidge: invention of ductile tungsten. A breakthrough in tungsten applications was made by W. D. Coolidge in 1903. Coolidge succeeded in preparing a ductile tungsten wire by doping tungsten oxide before reduction.