Windows can make a major contribution to energy conservation and comfort. Today's windows are available in a wide range of materials. GlazingWhen referring to windows or doors, the transparent or
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Waxes are organic compounds that characteristically consist of long alkyl chains. They may also include various functional groups such as fatty acids, primary and secondary long chain alcohols,
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Classical music is art music produced or rooted in the traditions of Western culture, including both liturgical (religious) and secular music. While a more precise term is also used to refer to the
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IMPROVED MAGNETO-ELECTRIC MACHINE Daniel Davis 1848 . Also contained are two rosewood handle accessories for medical-electric use. Described in Manual of Magnetism pg 277 fig. 174 (2nd ed).