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.
A planographic print is one whose image is printed off a flat surface from a design drawn on a stone or plate using a grease crayon or with a greasy ink. In this type of print the printing ink is absorbed by the greasy design on the stone and is transferred to the paper under light pressure. Plate: A {metal} plate is a flat sheet of metal, usually copper, steel or zinc, used as a matrix for a print. Metal plates are used for intaglio prints and for some lithographs.