When food in supermarkets passes its sell-by date, though, it gets swept off the shelves. Often, it's donated to food banks. Sometimes it's auctioned off. But if you discover such food in your pantry at home, there's really no reason to throw it out.
Production lifecycle. The primary sector of the economy is the sector of an economy making direct use of natural resources. This includes agriculture, forestry, fishing and mining. In contrast, the secondary sector produces manufactured goods, and the tertiary sector produces services. The primary sector is usually most important in less-developed countries, and typically less important in industrial countries.
Also called secondary sector of industry. See also primary industry, service industry. Companies that get outsourced to other countries are often part of a secondary industry, just making smaller components for the larger companies at lower employee costs. 20 people found this helpful.