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  • ...es of galvanized steel are most common, but some modern boards are made of glass. Washboards with brass ridges are still made, and some who use washboards a [[Image:washboard_glass.jpg|thumb|right|A 20th century glass washboard]]
    2 KB (407 words) - 18:33, 6 January 2010
  • ...4 mm gap (the secondary air slit) between the two cans. This slightly hour-glass shaped tube is 75 cm high, 30 cm diam at either end and 28 cm diam at the m
    5 KB (851 words) - 18:21, 24 June 2010
  • ...made from scratch. First, a [[capacitor]] is made from aluminium foil and glass sandwiched together to store electrical energy. A switch will activate a [[
    29 KB (4,323 words) - 19:28, 24 June 2010
  • ...etic acid in a laboratory. The bottle is made out of [[glass #Color|amber glass]].]]
    41 KB (5,915 words) - 16:49, 27 September 2010
  • ...:Maximum thermometer close up 2.JPG|thumb|right|The bulb of a [[mercury-in-glass thermometer]]]] ...declined in all respects, especially in developed countries. [[Mercury-in-glass thermometer|Thermometers]] and [[sphygmomanometer]]s containing mercury wer
    69 KB (10,077 words) - 21:35, 20 September 2010
  • ...f a piece of pitch over many years. For the experiment, pitch was put in a glass funnel and allowed to slowly drip out. Since the pitch was allowed to start
    3 KB (430 words) - 10:07, 20 September 2010
  • ...terial with two axes of symmetry would be a polymer reinforced by parallel glass or graphite fibers. The strength and stiffness of such a composite material
    23 KB (2,910 words) - 10:07, 20 September 2010
  • * Glass sealants
    5 KB (633 words) - 10:07, 20 September 2010
  • ...tensively in [[insulated glazing|glazing]] for fixing and sealing panes of glass into wooden frames (or sashes), although its use is decreasing with the pre
    3 KB (447 words) - 10:07, 20 September 2010
  • [[Image:High angle.jpg|right|thumb|A slurry composed of glass beads in [[silicone oil]] flowing down an inclined plane.]]
    5 KB (818 words) - 10:08, 20 September 2010
  • ...tural raw materials and [[silica fiber]], made from sodium silicate (water glass). ...untermeasure)|radar chaff]]. Radar chaff is actually a spool of continuous glass tow that has been aluminum coated. An aircraft-mounted high speed cutter ch
    8 KB (1,192 words) - 10:08, 20 September 2010
  • '''Slag''' is a partially [[Glass|vitreous]] [[by-product]] of [[smelting]] [[ore]] to separate the [[metal]] ...ound in ancient Egypt.<ref>{{Cite web | title =The chemical composition of glass in Ancient Egypt by Mikey Brass (1999)| url = http://www.antiquityofman.com
    8 KB (1,255 words) - 10:08, 20 September 2010
  • ...te (PHB), is highly crystalline with a melting temperature of 180°C and a glass transition temperature, Tg, of approximately 5°C. This combination of very
    68 KB (9,959 words) - 10:10, 20 September 2010
  • ...ermoforming applications; and engineering resins often in combination with glass fiber. | [[Glass transition temperature|Glass temperature]]
    43 KB (6,272 words) - 10:11, 20 September 2010
  • ...ly, old shellac may be tested to see if it is still usable: a few drops on glass should quickly dry to a hard surface. Shellac that remains tacky for a long
    18 KB (2,760 words) - 10:11, 20 September 2010
  • ...s. Long chain branches may increase polymer strength, toughness, and the [[glass transition temperature]] (T<sub>g</sub>) due to an increase in the number o ...decrease chain mobility, increase strength and toughness, and increase the glass transition temperature (T<sub>g</sub>){{Citation needed|date=May 2009}}. Th
    45 KB (6,501 words) - 10:11, 20 September 2010
  • ...in the same size order as for instance [[Kevlar]] and is better than e.g. glass fibres, both fibres are used commercially to reinforce plastics. Films made
    25 KB (3,447 words) - 10:11, 20 September 2010
  • ...diabase) or iron ore blast furnace slag. Some rock wool contains recycled glass. Nonflammable. * [[Fiberglass]]. Made from molten glass, usually with 20% to 30% recycled industrial waste and post-consumer conten
    49 KB (7,250 words) - 10:14, 20 September 2010
  • ...sulation materials]] employed to slow heat loss, such as: [[cellulose]], [[glass wool]], [[rock wool]], [[polystyrene]], [[polyurethane|urethane foam]], [[v ...other is not as durable as insulation made from long entangled strands of glass.
    18 KB (2,595 words) - 10:14, 20 September 2010
  • ...solid (glassy) state at room temperature, but flows if heated above its [[glass transition temperature]] (for [[Molding (process)|molding]] or extrusion), ...d stretchable. The ability of the system to be readily deformed above its glass transition temperature allows polystyrene (and thermoplastic polymers in ge
    36 KB (5,017 words) - 10:14, 20 September 2010

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