For example, a projection can have unacceptable deformations if used to trace the whole country,
For example, a projection can have unacceptable deformations if used to trace the whole country, but can be an excellent choice for a chart (detailed) on a large scale of a county. The properties of a projection of chart can also influence some of the characteristics of design of the chart. Some projections are good for small sectors, some are good to trace sectors with a great East-West width, and the others are better to trace sectors with a great width of north-south. Some projections have the special properties.