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VectorEngineer Pro Tools is a complete and easy to use cad system with isometric visualization, great to use for design, technical drawing, diagrams, cad and plans. VectorEngineer Quick Tools is the free version without limitations, free cad software...

Design World Online helps engineers and other industry professionals stay up-to-date with engineering videos, manufacturing parts information, industrial news and more.

Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

Tom's Guide: Your High Tech Source of Information, Find News, Reviews on TomsGuide.com

Edraw is a powerful yet easy-to-use program for creating flowcharts, organizational charts, network diagrams, business presentations, building plans, mind mapping and lots more.

Freeware downloads. Free downloads of 4500+ freeware programs. Business and Productivity, Desktop, Education, Games, Graphics, Home and Hobby, Internet, Programmins, System utilities

Online diagram software. Create and share flowcharts, network diagrams, floorplans, user interface designs and other drawings online with the Gliffy diagram editor.

The Engineering Exchange is a global educational networking community for engineers.