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.
Curium was the third synthetic transuranium element of the actinide series to be discovered. It was discovered by Glenn T. Seaborg, Ralph A.James, and Albert Ghiorso in 1944. Curium-242 (half-life 162.8 days) was produced by bombarding plutonium-239 with alpha particles in the Berkeley, California, 60-inch cyclotron.