(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.
Waterbased Acrolon 100 Polyurethane. WATER BASED ACROLON 100 URETHANE is an advanced technology, VOC compliant, water based, acrylic urethane. Provides performance properties comparable to premium quality solvent based urethanes. This is a high gloss abrasion resistant urethane that has excellent weathering properties. 1  Retains its appearance over a wide range of chemical, weather, and mechanical conditions. 2  Can be applied directly to water based and solvent based organic zinc rich primers. 3  Low odor.  Non- 1 flammable. <100 g/L 2  VOC. HAPS  Free.