corrugated sheet material
31Architectural metals — used in buildings and structures are comprised of several distinctive metallic materials. Metals serve a wide variety of uses in the built landscape, including structural features, such as nails and trusses, as well as decorative features, such… …
32Die (manufacturing) — For the thread cutting tool, see Tap and die. A die is a specialized tool used in manufacturing industries to cut or shape material using a press. Like molds, dies are generally customized to the item they are used to create. Products made with… …
33wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
34Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
35Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …
36Package testing — Military shipping container being drop tested Testing …
37Gasket — [ thumb|sright|250px|Some seals and gaskets 1. o ring 2. fiber washer 3. paper gaskets 4. cylinder head gasket] A gasket is a mechanical seal that fills the space between two objects, generally to prevent leakage between the two objects while… …
38Mica — For other uses, see Mica (disambiguation). Rock with mica …
39Clamshell (container) — Raspberries in a plastic clamshell package Clamshell pack of screws …
40Nissen hut — in Port Lincoln, South Australia, in the process of being converted into the John Calvin Presbyterian Church in the early 1950s. It was demolished in the late 1960s …
