For cultural reasons, enumerating the precise number of females has been difficult--and estimates of the percentage of females in the population range from 47.5 percent in the 1981 census to 48.3 percent in the 1987-88 Labour Force Survey.
Substrate (printing) Substrate is a term used in a converting process such as printing or coating to generally describe the base material onto which, e.g. images, will be printed. Base materials may include: plastic films or foils, release liner.
Linocut and woodcut are two of the most commonly recognised processes in the relief printing medium. The relief printing process is similar to using an inkpad and stamp. Linocut is a type of relief printing in which linoleum (as in lino flooring) is used as the printing surface.