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.
1 (A coal miner and a fisherman would be workers in the primary sector.). 2  Secondary: Involves the transformation of raw or intermediate materials into goods e.g. manufacturing steel into cars, or textiles into clothing.( 3 A builder and a dressmaker would be workers in the secondary sector.).his figure illustrates the percentages of a country's economy made up by different sector. The figure illustrates that countries with higher levels of socio-economic development tend to have less of their economy made up of primary and secondary sectors and more emphasis in tertiary sectors.