thoria उदाहरण वाक्य

Thorium tetrachloride ( ThCl 4, white, m . p . 770 �C ) is produced by heating thoria in an organochloride compound such as carbon tetrachloride.
The three known binary thorium carbides are ThC 2, Th 2 C 3, and ThC : all are produced by reacting thorium or thoria with carbon.
However, it impressed Gaddafi, who had been watching the execution on live TV . He subsequently promoted Ben Amer to high government posts, including twice mayor of Benghazi and a leading member of the Legion Thoria, Gaddafi's organization of revolutionary committees.
The pro-Gaddafi forces in Bani Walid were reported to include members of the Legion Thoria, a part of Gaddafi's secret police, as well as members of the elite Khamis Brigade and mercenaries from Darfur, according to opponents of the old regime.
The "-um " suffix is consistent with the universal spelling alumina for the oxide ( as opposed to aluminia ), as lanthana is the oxide of lanthanum, and magnesia, ceria, and thoria are the oxides of magnesium, cerium, and thorium respectively.

*" One use of thoria is not being phased out from is in gas tungsten arc welding ( GTAW ) to increase the high-temperature strength of tungsten electrodes and improve arc stability . " question 1 : why not ? question 2 : how does it work ? question 3 : does this require a high Th percentage?