Image: Halliburton. Downhole camera technology puts eyes underground, enhancing a company's understanding of what is going on within the furthest depths of production and helping operators make important decisions that benefit from the all too valuable sense of sight.
Barium was discovered by Sir Humphrey Davy at 1808 in England. Origin of name: from the Greek word barys meaning heavy Baryta (barium oxide, BaO) was distinguished from lime (calcium oxide, CaO) by Scheele in 1774.
Einsteinium was named after Albert Einstein. It was discovered at Los Alamos. Its atomic number is 99, its symbol is Es and it is solid at room temperature. Scientists believe it is a silvery-white metal.Bohrium was named after the Danish scientist Niels Bohr. Its symbol is Bh and its atomic number is 107.