Recycling by material

Yarn is a long continuous length of interlocked fibres, used in sewing, crocheting, knitting, weaving, embroidery, ropemaking, and the production of textiles. Thread is a type of yarn intended for sewing by hand or machine. Modern manufactured sewing threads may be finished with wax or other lubricants to withstand the stresses involved in sewing. Embroidery threads are yarns specifically designed for needlework. Yarn can be made of a number of natural or synthetic materials, and comes in a variety of colors and thicknesses (referred to as "weights"). Although yarn may be dyed different colour

process by which waste paper is turned into new paper products

process of recovering scrap or waste plastic for reprocessing

process of converting wastewater into water that can be reused for other purposes

processing of waste glass into usable products

form of recycling

method of utilizing the rubble

thumb|Piles of scrap metal collected for the World War II effort, thumb|Collection of leftover scrap metal items