Education

Shortcuts to information found on the internet stripped down to the bare essentials, Each posting is a tutorial, you can print.and redistribute anywhere.

Index

3:35 AM
August 20th, 2008
Dirt—as in clay, gravel, sand, silt, soil, loam, mud—is everywhere. The ground we walk on and grow crops in also just happens to be the most widely used building material on the planet. Civilizations throughout time have used it to create stable, warm, low-impact structures. The world’s first skyscrapers were built of mud brick.
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