p2073
1Bakelite — (pronEng|ˈbеɪkɨlaɪt) is a material based on the thermosetting phenol formaldehyde resin polyoxybenzylmethylenglycolanhydride, developed in 1907–1909 by Belgian Dr. Leo Baekeland. Formed by the reaction under heat and pressure of phenol (a toxic,… …
21943 steel cent — Infobox Coin Country = United States Denomination = Cent Value = 0.01 Unit = U.S. dollars Mass = 2.7 Diameter = 19.05 Thickness = 1.55 Edge = Plain Composition = 100% steel with a thin layer of zinc Years of Minting = 1943 Catalog Number =… …
