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.

Lenntech designs, builds and installs a wide range of odour treatment, water purification and air filtration products using UV, ozone, Ecosorb, drum filtration. Also cooling towers.

Nema Enclosures builds custom carbon steel, aluminum, or stainless steel electrical enclosures. We can provide 3rd party certification from UL, C-UL, IEC or NEMA.

Bosun Supplies offers the experience, knowledge, and personal service you

Critical Thinking for your Critical Environment

MightyNest handpicks content and products to help you build a non-toxic, eco-friendly and stylish home for your family

Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

Meyer Tool & Manufacturing specializes in the design and manufacture of cryogenic, vacuum & pressure technologies for scientific and commercial applications.

eFunda, the ultimate online reference for the mechanical engineering community

Site with useful articles about all aspects of metals and metals businesses, as well as a blog highlighting key metals market and industry news.