29 October 2009, by Eddydude100

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Secret and Invisible Inks

Information about secret and invisible inks.

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12 November 2007, by Floating World

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How Green is the Internet?

The Internet has a big carbon footprint. It is estimated that globally it takes about 868 billion kWh (kilowatt hours) of electricity per year to power the Internet, as well as associated PCs, routing infrastructure, and phone networks. Solar Powered Hosting Companies can dramatically reduce the Carbon Footprint of the Internet.

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