Teflon and Scotchgard are among the best-known brand names in the world, and have been used in billions of dollars of non-stick and stain-resistant consumer products.

A number of readers contacted me regarding my PCI article about Gainsharing, “Gild Your Bottom Line,” which appeared in March, 2007.

An introduction to multi-unit molecules What is a Polymer? The simplest definition of a polymer is “something made of many units.” Think of a polymer as a chain.

Let’s face it, some people just have an unpleasant, negative “nature,” shall we say.