منابع مشابه
Radon exhalation from building materials for decorative use.
Long-term exposure to radon increases the risk of developing lung cancer. There is considerable public concern about radon exhalation from building materials and the contribution to indoor radon levels. To address this concern, radon exhalation rates were determined for 53 different samples of drywall, tile and granite available on the Canadian market for interior home decoration. The radon exh...
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Although alloy tin plating has been known and used for many years, this paper will describe the use of a new non-cyanide tin/zinc alloy as a possible replacement coating for cadmium and the use of a tin/nickel alloy as a possible substitute for barrel decorative chromium plating. A review on the corrosion properties of tin, zinc and cadmium compared to tin/zinc alloys and review of the properti...
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This paper describes a flexible tool for decorative halftoning. Decorative halftoning produces a picture that can be seen simultaneously on two levels: either as an over-all image, or as a grid of much smaller motif images. The tool presented here is flexible: any small image can be used as a motif. When the motif is a black-and-white image, this tool improves on other techniques, which cannot ...
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abstract the mosaic art as a decorative element in buildings enjoys several thousand years of age in egypt, mesopotamia, greece, rome and byzantium and is widely usedbut technically speaking, the earliest mosaic forms have poorly made. they were made by insertion of fruit cores or broken pottery pieces in the wet mud mortar of walls. later, the art evolved rapidly and extensively used for archi...
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concentrate our attention upon the work of the little-known or even anonymous masters and endeavor to delineate the outlines of a "style" belonging not only to an individual but to a generation and a country. Particular problems in the decorative arts can in this way lead to an understanding of the mind and taste of a bygone age that is quite unexpected. Hence it is that such studies in the hig...
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ژورنال
عنوان ژورنال: Scientific American
سال: 1891
ISSN: 0036-8733
DOI: 10.1038/scientificamerican07011891-6bbuild