HEATKEYS

A totally free access materials knowledge base and news service for the engineering, design and materials community worldwide. Content includes the whole materials spectrum of Metals, Ceramics, Polymers and Composites.

Princeton University is a vibrant community of scholarship and learning that stands in the nation's service and in the service of all nations.

Serving the Technologist for more than a decade. IT news, reviews, and analysis.

Momentive is a world leader in specialty chemicals and materials. Formed in October 2010 from the combination of Momentive Performance Materials and Hexion Specialty Chemicals, the company has a long heritage of technology innovation, applications ex...

Environmental Working Group (EWG) works to protect kids from toxic chemicals in our food, water, air and the products we use every day. We use research to help create federal policies that protect our children, our health, and our natural resources.

Worldwide Superabrasives. Leading U.S. manufacturer industrial diamond superabrasives and cubic boron nitride superabrasives for all bond systems.

Nature - the world

Accuratus-your source for Macor, Accuflect, ceramic rods, ceramic tubes, and custom engineered, precision machined and ground fine technical ceramics and glasses produced to your specifications