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2. Volk's Electric Railway - Wikipedia

   en.wikipedia.org/wiki/Volk's_Electric_Railway

   Volk's Electric Railway (VER) is a narrow gauge heritage railway that runs along a length of the seafront of the English seaside resort of Brighton.It was built by Magnus Volk, the first section being completed in August 1883, and is the oldest operational electric railway in the world, though it was not the first electric railway to be built.

3. Seed bead - Wikipedia

   en.wikipedia.org/wiki/Seed_bead

   Two principal techniques are used to produce seed beads: the wound method and the drawn method. The wound method is the more-traditional technique, is more time-consuming, and is no longer used in modern bead production: in this technique, a chunk of glass known in glassmaking as a gather and composed mainly of silica is heated on an iron bar until molten.

4. Spacers and standoffs - Wikipedia

   en.wikipedia.org/wiki/Spacers_and_standoffs

   In general, a spacer is a solid material used to separate two parts in an assembly. Spacers can vary in size from microns to centimeters. They can be made of metal, plastic, glass, and other materials. Shapes include flat sheet, cylindrical and spherical. Two sizes of metal standoffs and one plastic standoff.

5. Poly(methyl methacrylate) - Wikipedia

   en.wikipedia.org/wiki/Poly(methyl_methacrylate)

   Acrylic is also used extensively throughout the sign industry as a component of wall signs where it may be a backplate, painted on the surface or the backside, a faceplate with additional raised lettering or even photographic images printed directly to it, or a spacer to separate sign components. PMMA was used in Laserdisc optical media. [48]

6. Walco Bead Co. - Wikipedia

   en.wikipedia.org/wiki/Walco_Bead_Co.

   Walco's technique in marketing was to manufacture bead kits to encourage adults and children to make projects. Many styles of these kits were available, mainly Native American beading belts. During the Great Depression, beads were an inexpensive, and bead crafting was a time-consuming hobby that produced beautiful results. These kits included ...

7. Microbead - Wikipedia

   en.wikipedia.org/wiki/Microbead

   A microbead imaged using scanning electron microscopy. Microbeads are manufactured solid plastic particles of less than one millimeter in their largest dimension [4] when they are first created, and are typically created using material such as polyethylene (PE), polyethylene terephthalate (PET), nylon (PA), polypropylene (PP), and polymethyl methacrylate (PMMA). [5]