Materials are inputs to production or manufacturing. They are often raw - that is unprocessed, but are sometimes processed before being used in more advanced production processes. In general, in technologically advanced societies, the materials are not finished consumer goods.
WoolThis article is about wool, the fiber. For alternative meanings see Wool (disambiguation). Wool is the fiber derived from the hair of domesticated animals, usually sheep. Material Most of the fiber from domestic sheep has two qualities that distinguish it fabric
bio-based materialA bio-based material is simply an engineering material made from substances derived from living tissues. These materials are sometimes referred to as biomaterials, but this word also has another meaning. Strictly the definition could include many common ms
leatherLeather is a material created through the tanning of hides, pelts and skins of animals. Leather was a very important clothing material, and its other uses were legion. Together with wood, leather formed the basis of much ancient technology. Leather with t
boneFor other uses of the word "bone", see bone (disambiguation). Gray's illustration of a human femur, a typically recognized bone. Bone refers either to a hardened connective tissue or to one of the individual structures, or organs, into which it is formed,
paperPaper is a thin, flat material produced by the compression of fibres. The fibers used are usually natural and based upon cellulose. The most common material is wood pulp from pulpwood (largely softwood) trees such as pines, but other vegetable fiber mater
lumberLumber is wood that has been cut into boards or other shapes for the purpose of woodworking or construction. Lumber is supplied either rough or finished. Rough lumber is the raw material for furniture making and other items requiring additional cutting an/ woodThis article describes the wood that comprises trees and boards. For the Chinese element, see wood (classical element). For the town, see Wood, South Dakota or Wood, Wisconsin. For the type of golf club, see golf club (equipment). Veluwe, The Netherlands
BiomaterialIn surgery, a biomaterial is a synthetic material used to replace part of a living system or to function in intimate contact with living tissue. Compare this definition to that of bio-based material. The Clemson University Advisory Board for Biomaterialss
