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.
The element was called barium because it was found in barite (barium sulfate) a mineral given its name because of its high density. The Greek âbarysâ means heavy. Bariumâs Periodic Table Neighborhood. Barium sits close to the bottom of the periodic tableâs Group 2.