core molding
61Overwrap — An Overwrap or wrap is applied over an item in a package or is applied over another form of packaging. It is often made of plastic film (sometimes called Polywrapping) or paper.[1] Contents 1 Functions 2 Types of Overwraps 2.1 …
62Photonic-crystal fiber — (PCF) is a new class of optical fiber based on the properties of photonic crystals. Because of its ability to confine light in hollow cores or with confinement characteristics not possible in conventional optical fiber, PCF is now finding… …
63Copán — Copan redirects here. For the town in the United States, see Copan, Oklahoma. For other uses, see Copán (disambiguation). Maya Site of Copan * UNESCO World Heritage Site …
64Riser (casting) — Underfeeder redirects here. For the health problem, see Underfeeding. A bronze casting showing the sprue and risers A riser, also known as a feeder,[1] is a reservoir built into a metal casting …
65metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
66Cyclic olefin copolymer — Other names Ethylene Copolymer; COC; Cyclo Olefinecopolymer; Cyclic Olefin Polymer; Ethylene norbornene Cop …
67Snowboard — A snowboard is a thin, hourglass shaped board ridden down a sloped section of earth covered in snow. It is often thought of as the winter equivalent of a wakeboard, as the rider s feet are bound to the board via bindings. Snowboards generally… …
68stage design — Aesthetic composition of a dramatic production as created by lighting, scenery, costumes, and sound. While elements such as painted screens and wheeled platforms were used in the Greek theatre of the 4th century BC, most innovations in stage… …
69Fiberglass — This article is about the plastic composite. For insulation material, see glass wool. For the fiber itself, see glass fiber. Fiberglass (also called glass reinforced plastic, GRP[1], glass fiber reinforced plastic, or GFRP[2]), is a fiber… …
70Glass-reinforced plastic — (GRP), is a composite material or fiber reinforced plastic made of a plastic reinforced by fine fibers made of glass. Like graphite reinforced plastic, the composite material is commonly referred to by the name of its reinforcing fibers… …
