Editor's Web Pix

Valuable Internet resources for engineers.

http://www.thomasregister.com/

Offering an extensive portal of 191,000 manufacturers and 72,000 product categories, engineers can view product specifications and download 2-D drawings and 3-D solid models through a free CAD program.

http://www.aecworkforce.com

This ZweigWhite-sponsored web site, catering to architects, engineers and contractors, contains helpful career information, news, trends and job listings.

http://www.eng-software.com/psv/

Free downloadable software displays piping system schematics and calculates flow rates and pressures.