(hint #1) Being able to play whatever I want has been a central theme to my own discovering how to play guitar. I've been on that path for 37 years, and it's enabled me to uncover, test and refine a unique, skill generating learning approach.
It is important to note that urethane foam is most commonly used to refer to a material made from polyurethane. The urethane reference in this name is to the type of links, also known as carbamates, that join the units in polyurethane.
Definition - What does Urethane mean? Urethane is a type of polymer containing organic chains united by carbamate links. It is formed by the reaction of polyol and isocyanate. Both of these are utilized to produce polyurethanes that contain at least two of several functional groups in every molecule. Urethane is mainly used as an ingredient in: