1) Romanian girl name 
Catalin is a brand name for a thermosetting polymer popular in the 1930s. Developed when the American Catalin Corporation took over the patents for Bakelite in 1927, Catalin is a cast phenolic, which can be worked with files, grinders and cutters and polishes to a fine sheen. Chemically, it is a phenol formaldehyde resin. Catalin has a different m...