Lead Tin Alloy

Lead was one of the first metals known to man and has been used throughout history for a variety of structural, ornamental and other purposes. Probably the oldest known lead…

Boron Selenide

boron selenide is a nonmetal chalcogenide with a boron-rich structure. It is a bridging compound between carbon and silicon-germanium (CSG). The chemical formula of the boron selenide is B6X where…

What Is Invar Tube?

invar tube is a nickel-iron alloy that is noted for its uniquely low coefficient of thermal expansion. It contains 36% nickel and has a rate of thermal expansion approximately one-tenth…

Antifogging Agent

antifogging agent is a chemical that prevents fogging of glass or plastic surfaces, commonly used for lenses and mirrors on glasses, goggles, camera lenses and binoculars. They work by minimizing…