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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.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Based in Skokie, Ill., the Portland Cement Association represents cement companies in the United States and Canada. It conducts market development, engineering, research, education, and public affairs programs.

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Tools and Basic Information for Design, Engineering and Construction of Technical Applications

Concrete photos, articles, info, design ideas, plus local concrete contractors for colored, stamped and textured concrete patios, driveways, pool decks, interior stained floors, concrete countertops and many more decorative concrete applications.

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

The Constructor is a valuable informational resource for civil engineers, related professionals, and students. Users can find detailed guides and informational articles that are categorized into sections. Another useful section to look is the practic...