The Unsung Hero of Polyurethane: PC-41 and its Quest for Cost-Effective Industrial Domination 🏆 Let’s talk polyurethane. Not the sexiest topic, I know. It doesn’t have the visual appeal of a rocket launch or the immediate gratification of a perfectly grilled steak. But polyurethane, my friends, is a silent workhorse, tirelessly toiling behind the scenes...