a clear thermosetting resin made from urea and formaldehyde and used in electrical fittings, adhesives, and finishes
a polymer of vinyl formaldehyde
a colorless poisonous gas; made by the oxidation of methanol
any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules
the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
