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2. Door - Wikipedia

   en.wikipedia.org/wiki/Door

   At Kuffeir near Bostra in Syria, Burckhardt found stone doors, 2.74 to 3.048 m (8.99 to 10.00 ft) high, being the entrance doors of the town. In Etruria many stone doors are referred to by Dennis. Roman folding doors at Pompeii , from the first century AD, similar with Neoclassical doors from the 19th century

3. Fiberglass - Wikipedia

   en.wikipedia.org/wiki/Fiberglass

   Glass fibers have been produced for centuries, but the earliest patent was awarded to the Prussian inventor Hermann Hammesfahr (1845–1914) in the U.S. in 1880. [3] [4]Mass production of glass strands was accidentally discovered in 1932 when Games Slayter, a researcher at Owens-Illinois, directed a jet of compressed air at a stream of molten glass and produced fibers.

4. Fiberglass molding - Wikipedia

   en.wikipedia.org/wiki/Fiberglass_molding

   The component-making process involves building up a component on the fiberglass mold. The mold is a negative image of the component to be made, so the fiberglass will be applied inside the mold, rather than around it. As in the mold-making process, release agent is first applied to the mold. Colored gelcoat is then applied.

5. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.

6. Green building - Wikipedia

   en.wikipedia.org/wiki/Green_building

   Commonly used fiberglass has competition from other eco-friendly, low energy embodying insulators with similar or higher R-values (per inch of thickness) at a competitive price. Sheep wool, cellulose , and ThermaCork perform more efficiently, however, use may be limited by transportation or installation costs.

7. Swimming pool - Wikipedia

   en.wikipedia.org/wiki/Swimming_pool

   A variation was the later development of sea- or harbour-side pools that circulated sea water using pumps. A pool of this type was the training ground for Australian Olympian Dawn Fraser . There are currently about 100 ocean baths in New South Wales , which can range from small pools roughly 25 metres long and "Olympic Sized" (50m) to the very ...