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As a result of this deforestation, the Philippines had one of the highest forest losses in the Asia-Pacific region at the turn of the century. [12] The large extent of forest loss in the country can be illustrated by the change from the country being a “major exporter of tropical logs in the late 1950s until 60s to now being a major importer ...
Close-up of the panes of a capiz-shell window panel. In 19th-century Philippine colonial architecture, bahay na bato houses extensively used the capiz-shell window element. . Designed to take advantage of tropical cool breezes, these houses' large windows were built at least a meter high and as wide as five mete
Upcharge is used as the billing counterpart to marketing's upsell. [ 1 ] [ 2 ] In one context, [ 2 ] it means paying a smaller increment in price for a larger increase in what is received; in another it means paying an increase for a non-standard arrangement, what one writer called "upcharge money."
After the Japanese occupation and World War II in 1950, forest cover in the country further declined to 50%, with the country's population increasing to 20 million. [5] Forest clearing was notable in the Visayas, particularly in the islands of Negros, Bohol and Cebu, where much of the forest cover had already been lost.
The term window shutter includes both interior shutters, used on the inside of a house or building, and exterior shutters, used on the outside of a structure. On some styles of buildings it is common to have shutters to cover the doors as well as the windows.
A typical installation of insulated glass windows with uPVC frames. Possibly the earliest use of double glazing was in Siberia, where it was observed by Henry Seebohm in 1877 as an established necessity in the Yeniseysk area where the bitterly cold winter temperatures regularly fall below -50 °C, indicating how the concept may have started: [2]
Joseph W. Walker of Malden, Massachusetts, applied for a US patent for a basic louvered window in 1900.He was issued patent no. 687705 on November 26, 1901. [5] A popular hand-cranked glass, aluminum and screen window combination was later designed by American engineer Van Ellis Huff and found widespread use in temperate climates before the advent of air conditioning. [6]
Smart glass, also known as switchable glass, dynamic glass, and smart-tinting glass, is a type of glass that can change its optical properties, becoming opaque or tinted, in response to electrical or thermal signals.