Theory on gas flows, pipe conductances, throughput and pumping speed.

Describes what ultra high vacuum (UHV) is, why we need in it, how to get UHV.

Some basic principles for beginners.

Links to buyers guides, organizations, research, eZines and journals world-wide.

For inquisitive people howstuffworks.com tells about how thermoses work. You can find there other vacuum-based devices as vacuum cleaner and television.

How to build your own Vacuum pump

Lessons and practical exercises on Vacuum Technology.

Discuss subjects about vacuum physics, vacuum and coating systems, evaporation coating and sputtering technology.

Promotes communication, dissemination of knowledge, recommended practices, research, and education in the use of vacuum and other controlled environments to develop new materials, process technology, devices, and related understanding of material properties.

Nice web-site for beginners who want to know "what vacuum is"...