lime silicates glass

См. также в других словарях:

• glass — glassless, adj. glasslike, adj. /glas, glahs/, n. 1. a hard, brittle, noncrystalline, more or less transparent substance produced by fusion, usually consisting of mutually dissolved silica and silicates that also contain soda and lime, as in the… …   Universalium

• glass — [glas, gläs] n. [ME glas < OE glæs, akin to Ger glas < IE base * ĝhel , to shine > GOLD, GLINT, GLOW] 1. a hard, brittle substance made by fusing silicates with soda or potash, lime, and, sometimes, various metallic oxides into a molten… …   English World dictionary

• Glass transition — The liquid glass transition (or glass transition for short) is the reversible transition in amorphous materials (or in amorphous regions within semicrystalline materials) from a hard and relatively brittle state into a molten or rubber like state …   Wikipedia

• glass — A transparent substance composed of silica and oxides of various bases. [A.S. glaes] cover g. a thin g. disk or plate covering an object examined under the microscope. SYN: coverslip. Crookes g. a spectacle lens combined with …   Medical dictionary

• glass — /glas / (say glahs) noun 1. a hard, brittle, more or less transparent substance produced by fusion, usually consisting of mutually dissolved silica and silicates (the ordinary variety used for windows, bottles, and the like, containing silica,… …  

• glass —    Mesopotamian artisans began making glass objects sometime in the third millennium b.c. This is evident from the discovery of small lumps of glass scraps or debris in the ruins of ancient artisans workshops. Whatever glass products these… …   Ancient Mesopotamia dictioary

• glass — [[t]glæs, glɑs[/t]] n. 1) chem. a hard, brittle, noncrystalline, more or less transparent substance, atomically a supercooled liquid, usu. produced by fusing silicates containing soda and lime, as in the ordinary variety used for windows and… …   From formal English to slang

• industrial glass — Introduction       solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …   Universalium

• Crown glass (optics) — This article is about crown glass as used in optics. For the window glass, see Crown glass (window). Crown glass is type of optical glass used in lenses and other optical components. It has relatively low refractive index (≈1.52) and low… …   Wikipedia

• Fly ash — Photomicrograph made with a Scanning Electron Microscope (SEM): Fly ash particles at 2,000x magnification Fly ash is one of the residues generated in combustion, and comprises the fine particles that rise with the flue gases. Ash which does not… …   Wikipedia

• Silicon — Not to be confused with the silicon containing synthetic polymer silicone. aluminium ← silicon → phosphorus C ↑ Si ↓ Ge …   Wikipedia