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.
Charles Spencer demonstrated that light affected how images were seen. It took over one hundred years to develop a microscope that worked without light. The first electron microscope was developed in the 1930âs by Max Knoll and Ernst Ruska.harles Spencer demonstrated that light affected how images were seen. It took over one hundred years to develop a microscope that worked without light. The first electron microscope was developed in the 1930âs by Max Knoll and Ernst Ruska.