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User Group Directory

User Groups consist of registered CR4 members who have something in common and want others to know about it. Some User Groups require permission to join. Others have open membership. Each User Group has an identifying image or "badge", which members can display in their profiles and posts.

In addition to this User Group Directory, there's also this list of Current User Group Requests. Check it out and let us know which ones you like.

CR4 User Groups

Join a user group and wear your "badge" proudly!

Create Date User Group	Members	Threads	Comments
CR4 Fans Created on 02/22/2013 The break room is a place for conversations that may be too off topic for CR4's general forum. Think of it as a break room at the office or the pub after work. While this forum will not be closely mod ...	( 228 members )
Engineering Fields Created on 01/26/2007 Fields of engineering and other industries. If you would like to see a new badge/membership type added just send an email to CR4 Admin and, if you can, include an image that you'd like me to use ...	( 740 members )
Fans of Old Computers Created on 01/26/2007 Proud of the fact that you could sort punched cards faster than anyone? Still got that CP/M boot disk "just in case"? Admit your age and post pictures and stories from the good old days. ...	( 47 members )
Hobbies Created on 03/19/2007 All work and no play is no fun at all. This group contains some popular (and some less well-known) hobbies.	( 327 members )
Ingeniería en Español Created on 03/01/2017 Este es un Grupo en CR4 para aquellos ingenieros, científicos y expertos en technología que prefieran intercambiar ideas en español. Vamos a hablar de temas relacionados con todo ...	( 4 members )	Threads: 0	Comments: 0
Popular Science Created on 01/26/2007 For now this will act as catch-all for concepts science-related concepts. If you would like to see a new badge/membership type added just send an email to CR4 Admin and, if you can, include an im ...	( 213 members )
Safety Created on 05/25/2007 For all users engaged in safety related roles.	( 43 members )
Technical Fields Created on 03/21/2007 Other technical fields (that don't happen to be in "Engineering Fields"). If you would like to see a new badge/membership type added just send an email to CR4 Admin and, if you can, include an image ...	( 96 members )

It's a Small World

CR4 members come from all over the world. Don’t see your country? Let us know and we’ll add it.

Create Date User Group	Members
Australia Created on 01/25/2007 Members from Australia	( 36 members )
Belgium Created on 05/15/2007 Members from Belgium	( 7 members )
Brazil Created on 01/25/2007 Members from Brazil	( 4 members )
Canada Created on 01/25/2007 Members from Canada	( 54 members )
China Created on 01/25/2007 Members from China	( 6 members )
Egypt Created on 01/25/2007 Members from Egypt	( 14 members )
France Created on 01/25/2007 Members from France	( 5 members )
Germany Created on 01/25/2007 Members from Germany	( 3 members )
Greece Created on 01/25/2007 Members from Greece	( 4 members )
Hong Kong Created on 01/25/2007 Members from Hong Kong	( 1 members )
India Created on 01/25/2007 Members from India	( 155 members )
Indonesia Created on 01/25/2007 Members from Indonesia	( 9 members )
Iran Created on 03/17/2008 Members from Iran	( 2 members )
Ireland Created on 01/25/2007 Members from Ireland	( 3 members )
Israel Created on 01/25/2007 Members from Israel	( 3 members )
Italy Created on 01/25/2007 Members from Italy	( 2 members )
Jordan Created on 12/31/2007 Members from Jordan	( 6 members )
Kenya Created on 03/07/2013 Members from Kenya	( 1 members )
Kuwait Created on 01/25/2007 Members from Kuwait	( 0 members )
Malaysia Created on 01/25/2007 Members from Malaysia	( 5 members )
Mexico Created on 01/25/2007 Members from Mexico	( 5 members )
Netherlands Created on 01/25/2007 Members from Netherlands	( 9 members )
New Zealand Created on 01/25/2007 Members from New Zealand	( 15 members )
Nigeria Created on 01/25/2007 Members from Nigeria	( 12 members )
Norway Created on 03/01/2010 Members from Norway	( 1 members )
Pakistan Created on 01/25/2007 Members from Pakistan	( 12 members )
Panama Created on 04/30/2008 Members from Panama	( 1 members )
Papua New Guinea Created on 08/07/2008 Members from Papua New Guinea	( 4 members )
Peru Created on 05/04/2007 Members from Peru	( 4 members )
Philippines Created on 01/25/2007 Members from Philippines	( 14 members )
Saudi Arabia Created on 01/25/2007 Members from Saudi Arabia	( 3 members )
Singapore Created on 01/25/2007 Members from Singapore	( 5 members )
South Africa Created on 01/25/2007 Members from South Africa	( 15 members )
Spain Created on 01/25/2007 Members from Spain	( 4 members )
Turkey Created on 01/25/2007 Members from Turkey	( 4 members )
United Arab Emirates Created on 01/25/2007 Members from United Arab Emirates	( 5 members )
United Kingdom Created on 01/25/2007 Members from United Kingdom	( 40 members )
United States Created on 01/25/2007 Members from United States	( 188 members )
Uruguay Created on 05/03/2007 Members from Uruguay	( 2 members )
Venezuela Created on 12/26/2007 Members from Venezuela	( 3 members )

Other User Groups

Create Date User Group	Members
APIX Pilot Plant Design Project Created on 12/13/2007 Agro-Polymer Industry Complex (APIX) Pilot Plant Design would be a collaborative Open Source Engineered Design (OSED) for an integrated/ interrelated techno-socio-commercial and environmentally beni ...	( 24 members )
CR4 Admins Created on 04/16/2012 CR4 administrators and moderators.	( 10 members )

User Group Directory

CR4 User Groups

It's a Small World

Other User Groups

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