INTELLIGENT WORK FORUMS
FOR ENGINEERING PROFESSIONALS

Member Login

Come Join Us!

Are you an
Engineering professional?
Join Eng-Tips now!

Talk With Other Members
Be Notified Of Responses
To Your Posts
Keyword Search
One-Click Access To Your
Favorite Forums
Automated Signatures
On Your Posts
Best Of All, It's Free!

*Eng-Tips's functionality depends on members receiving e-mail. By joining you are opting in to receive e-mail.

Eng-Tips LinkedIn^® Group

Join our
LinkedIn^® Group!

Hook up with past and present colleagues and classmates quickly.

Partner With Us!

"Best Of Breed" Forums Add Stickiness To Your Site

(Download This Button Today!)

Feedback

"...keep up the good work with this forum, I think this is the best one around. ...you actually try to help people learn for themselves. ...I commend you on providing a very good, open learning atmosphere, where usually egos are left behind..."

More...

Geography

Where in the world do Eng-Tips members come from?

Click Here To Find Out!

Eng-Tips Shirts!

Get your
Eng-Tips Forums
SWAG here!

Home

DonLeffingwellPE's Member Profile

I've been a member since Apr 18, 2000 and have logged in 1176 times. I last logged in on Sat, Jun 29, 2002 You can click on the table below to visit the forums that I participate in. Please consider joining Eng-Tips Forums. As a member, you will be able to talk with other members, be notified of responses to your posts, and use keyword search.

Forum
-Engineering Project Management
-Engineering spreadsheets
-Plastics Engineering
Autodesk: AutoCAD
Chemical engineering other topics
Circuit Design
Composite engineering
Computer engineering other topics
Cost analysis & engineering economics
Electric motors, generators & controls engineering
Electric Power & Transmission & Distribution
Electrical/Electronic engineering other topics
Engine & turbine engineering
Engineering History
Fabricated metal product engineering
Finite Element Analysis engineering
Forestry/Natural Resource engineering
Gear & Pulley engineering
Heat Transfer & Thermodynamics engineering
How to Improve Myself to Get Ahead in My Work
IEEE (electrical) Code Issues
Industrial/Mfg engineering other topics
Iron, steel & metal manufacturing engineering
Machines & Machining engineering
Manufacturing Plant engineering
Material engineering other topics
Mechanical Acoustics/Vibration engineering
Mechanical engineering other topics
Medical imaging
Microsoft VBA - Visual Basic for Applications
Microsoft Visual Basic
Petroleum engineering other topics
Pipelines, Piping and Fluid Mechanics engineering
Plastic molds/fabricating engineering
Plastic resins engineering
Polymer engineering
Professional Ethics in engineering
Pump engineering
Rubber engineering
Spring engineering
Structural engineering other technical topics
Where is Engineering Going In The Next 5 Years
Wood design and engineering

This site gives no personal information to anyone for any reason. Please don't post your e-mail address or phone numbers because it attracts spammers to the forums and we do NOT want them around. This site works the best when conversations are kept on a technical level. Thank you.