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YouTube is a place to discover, watch, upload and share videos.

Acuity Brands is one of the world?s leading providers of lighting fixtures and related products and services. The Company?s brands include Lithonia Lighting®, Holophane®, Peerless®, Mark Architectural Lighting?, Hydrel®, American Electric Lightin...

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Home renovation has become big business. Increase the value of your home for future sale or simply make your home more comfortable to live in now. Whether doing it yourself or hiring others, painting a room, or adding on a new section, we guide you...

Visual Trigonometry Calculator. Square, Triangle, Sphere, Angles Area and Volume. Trigonometric Functions

Visually compare televisions of different sizes and aspect ratios. Easily see the size difference between Plasma and LCD displays of various sizes.

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Main page to the University of Texas at Arlington Website. Contains links to institutional information and academic information as well as many other service provided by UTA.

Academic Commons is Columbia University

free online electrical engineering courses, books, software, spreadsheets, design guides, cad details, standards and codes