water glass


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Related to water glass: watch glass, Liquid glass

water glass

or

soluble glass,

colorless, transparent, glasslike substance available commercially as a powder or as a transparent, viscous solution in water. Chemically it is sodium silicatesodium silicate,
any one of several compounds containing sodium oxide, Na2O, and silica, Si2O, or a mixture of sodium silicates. Sodium orthosilicate is Na4SiO4 (or 2Na2O·SiO2); sodium meta
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, potassium silicate, or a mixture of these. It is prepared by fusing sodium or potassium carbonate with sand or by heating sodium or potassium hydroxide with sand under pressure. Water glass is very soluble in water, but the glassy solid dissolves slowly, even in boiling water. Water glass has adhesive properties and is fire resistant. It is used as a detergent; as a cement for glass, pottery, and stoneware; for fireproofing paper, wood, cement, and other substances; for fixing pigments in paintings and cloth printing; and for preserving eggs (it fills the pores in the eggshell, preventing entrance of air).

water glass

[′wȯd·ər ‚glas]
(inorganic chemistry)
References in periodicals archive ?
2 Fredrick Ramond's DaVinci water glass indoor lantern is finished in Mediterranean bronze.
The second largest producer is PT Hujan Mas (18,000 tons/annum), followed by PT Mahkota Indonesia, PT Unita Tama Glass, and PT Victory Water Glass (each having an annual production capacity of 10,000 tons).
The new 1-Liter package, now gaining North American distribution and sales, reflects a similar label and package design as the 14oz Clearly Canadian sparkling flavoured water glass bottles re-launched in May 2006, including the same classic embossed maple leafs and an expanded display of the company's Global Water initiative and partnership with two-time NBA/MVP star, Steve Nash.
3) 1010n4-drinking water glass superior (01 set of 06 nos glasses);
The tuffs are consequently triturated and mixed with alkaline solutions and water glass (sodium silicate).
I gazed into my water glass and waited for a miracle.
98 for twelve, B&Q; silver leaf glass candle holders, pounds 4 for three, Bhs; Etchings and Roses water glass, pounds 10 for two, Sanderson for Churchill China; black goblet, pounds 5, House of Fraser; background, russet linen throw, pounds 19.
The investigators and police officials alleged that Zardari inflicted injury to himself with a water glass to evade interrogation.
Alice's sister, Becca (a very wry Miriam Shor), after spending the night with Danny's best friend, Skobo (Stephen Rannazzisi), accidentally drinks from a water glass containing his contacts, effectively blinding him; his subsequent disinterest in her has them at each other's throats.
She asks me then What kind of glass you want a water glass or a shot glass?
Totally straightforward yet nonetheless mysterious is Mal-entendido (Misunderstanding), 2 000, a sculpture consisting of almost nothing more than an egg floating in a water glass, sticking up partly but also appearing underwater, seemingly much bigger thanks to the enlarging effect of the convex liquid container.
Water glass (sodium silicate) was another way to preserve eggs.