National Aeronautics and Space Administration

The Glenn Learning Technologies Project

Seeking revolutionary technologies for educational applications, and sharing Aerospace Technology through Web-based resources, computer simulations, and videoconferences.

ASHRA eLearning 

A revolution in training and education for the HVAC&R Industry - Start immediately, work anytime and at your own pace to earn PDHs / CEUs on your desktop.  A complete on-demand, online learning system ideal for individual and corporate training.

Welcome to BUSINESS EDGE

The single source for Air Conditioning Training, Environmental Control Consultancy and award winning Heat Load Calculation Software.

Treffpunkt Kälte

Tysk webside for kjøleteknikk.  Inneholder linker til mange forskjellige publikasjoner, kursopplegg, seminarer og kontaktinfo til firmaer i   over hele Europa.  Sidene er på tysk.

Hüthig Fackverlage

Tysk forlag som publiserer tekniske fagbøker og diverse informasjonsmateriell innen mange tekniske fagområder