Although copper output is decreasing, new reserves are known but have yet to be exploited. Other significant mineral products are zinc, lead, emeralds, amethyst, coal, gold, selenium, limestone, silver and uranium. Zambia also has reserves of phosphates, fluorspar and iron ore. The main emphasis has been on food processing and textile production. Principal manufacturing activities are the smelting and refining of copper and other metals, vehicle assembly, petroleum refining, food canning and the production of fertilisers, textiles, explosives, bottles, batteries, bricks, copper wire, cigarettes, raw sugar and cement.
Domestic service is limited and expensive.
Telex and fax services are available at main centre post offices. The metric system is utilised. The most widely followed religion is Christianity. Traditional beliefs are still held especially in rural areas. Islam, Hinduism and Buddhism are also practised.