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How to clean your hard drive and optimize the speed of your computer

The speed of a PC is directly related to the amount of information stored on your hard disk. In this article, five simple but critical steps to clean your hard drive.
Views 704 | Rating 0 | Comments 1| Date Apr 9, 2009

Build a Magnetic Stirrer From An Old Computer

Learn how to build a magnetic stirrer from an old computer for use in the home laboratory. It'll cost you almost nothing!
Views 4895 | Rating 36 | Comments 3| Date Aug 12, 2007