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OSB is easily identifiable by its characteristic wood strands. Oriented strand board (OSB), also known as flakeboard, sterling board and aspenite in British English, is a type of engineered lumber similar to particle board, formed by adding adhesives and then compressing layers of wood strands (flakes) in specific orientations. It was invented by Armin Elmendorf in California in 1963.
PCB. Stands for Printed Circuit Board.. A PCB is a thin board made of fiberglass, composite epoxy, or other laminate material.Conductive pathways are etched or printed onto board, connecting different components on the PCB, such as transistors, resistors, and integrated circuits.PCBs are used in both desktop and laptop computers.onductive pathways are etched or printed onto board, connecting different components on the PCB, such as transistors, resistors, and integrated circuits. PCBs are used in both desktop and laptop computers.