differing goods produced together in the course of a processing operation, the products being in such relationship that none can be designated as the major product, tooted, mis valmistatakse ühest toormest või ühtses tootmisprotsessis.

a secondary product obtained from the same raw materials during the manufacture of a main product or produced from residual materials, product of minor importance developed simultaneously with another product in a manufacturing process or a working operation, a) technologically linked products; b) a secondary or additional product; something produced (as in manufacturing) in addition to the principal product