electric kiln
31building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
32Porcelain — Fine China redirects here. For the band, see Fine China (band). This article is about the ceramic material. For other uses, see Porcelain (disambiguation). Chinese moon flask, 1723 35, Qing Dynasty …
33Incineration — For other forms of waste plant that produces energy, see waste to energy. Incinerator redirects here. For the fictional character, see Incinerator (Transformers). Incinerate redirects here. For the Sonic Youth song, see Incinerate (song). For the …
34Oil shale extraction — is an industrial process in which kerogen mdash;a mixture of organic chemical compounds (including hydrocarbons) found in oil shale mdash;is converted into synthetic crude oil through pyrolysis. In pyrolysis, oil shale is heated in the absence of …
35Washington & Old Dominion Railroad Regional Park — The Washington Old Dominion Railroad Regional Park is a popular and unusually shaped regional park in Northern Virginia. The park s primary feature is the Washington Old Dominion Railroad Trail (abbreviated as W OD Trail), an asphalt surfaced… …
36Dorchester Pottery Works — U.S. National Register of Historic Places …
37Oast house — A traditional oast An oast, oast house or hop kiln is a building designed for kilning (drying) hops as part of the brewing process. They can be found in most hop growing (and former hop growing) areas and are often good examples of vernacular… …
38iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… …
39Oven — depicted in a painting by Jean François Millet An oven is a thermally insulated chamber used for the heating, baking or drying of a substance.[1] It is most commonly used for cooking …
40Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …
