Tantalum-Niobium International Study Center : introduction
The Tantalum-Niobium International Study Center (T.I.C.) is an international, non-profit association. It has more than 50 members, which are companies involved in raw material production, processing, assaying, trading, capacitor manufacture, chemical process equipment manufacture, and are situated in more than 20 different countries across the world.
https://www.tanb.org/
Aluminum Association, Inc.
Science, Technology, Metallurgy - Aluminum Association, Inc.. Trade association for U.
https://www.aluminum.org/