Database: Examine overall pay to NC public employees. The NC treasurer's office reported $21.4 billion paid to public employees in 2015. Find how much by county, cities, towns, agencies and school systems.
Summary: Sir Humphry Davy, Joseph Louis Gay-Lussac and Louis Jacques Thenard first discovered boron in 1808. Interesting Facts About Boron. 1  There are 2 stable isotopes of boron (boron-10 and boron-11).  Turkey and the United States are the worldâs largest producers of boron.
Discovery of Radon. Radon gas was discovered in 1900 by Fredrich E. Dorn in Halle, Germany. He described it as radium emanation because it arose from the element radium, which he was working with. In 1908 William Ramsay and Robert Gray isolated the gas and named it niton.