0%

Words related to thoria

tho·ri·a
T t

  • thorianite

    a rare mineral, mainly thoria, ThO 2 , but also containing uranium, cerium, and other rare-earth metals, occurring in small, black, cubic crystals: notable for its radioactivity and used as a minor source of thorium.

  • thorite

    a rare mineral, thorium silicate, ThSiO 4 , occurring in the form of yellow or black crystals.

  • thorium

    a grayish-white, lustrous, somewhat ductile and malleable, radioactive metallic element present in monazite: used as a source of nuclear energy, as a coating on sun-lamp and vacuum-tube filament coatings, and in alloys. Symbol: Th; atomic weight: 232.038; atomic number: 90; specific gravity: 11.7.

  • welsbach burner

    a type of gaslight in which a mantle containing thorium and cerium compounds becomes incandescent when heated by a gas flame
All about water Download all about WATER in pdf