movable flue
1keyboard instrument — ▪ music Introduction any musical instrument on which different notes can be sounded by pressing a series of keys, push buttons, or parallel levers. In nearly all cases in Western music the keys correspond to consecutive notes in the… …
2Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but …
3Furnace — For other uses, see Furnace (disambiguation). Industrial Furnace from 1907 A furnace is a device used for heating. The name derives from Latin fornax, oven. In American English and Canadian English, the term furnace on its own is generally used… …
4Pipe organ — This article is about organs that produce sound by driving wind through pipes. For an overview of related instruments, see Organ (music). The pipe organ in Saint Germain l Auxerrois, Paris[1] The pipe organ is a musical instrument …
5building 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… …
6Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
7technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
8damper — damp er (d[a^]m p[ e]r), n. That which damps or checks; as: (a) A valve or movable plate in the flue or other part of a stove, furnace, etc., used to check or regulate the draught of air. (b) A contrivance, as in a pianoforte, to deaden… …
9ferrule — Thimble Thim ble, n. [OE. thimbil, AS. ??mel, fr. ??ma a thumb. [root]56. See {Thumb}.] 1. A kind of cap or cover, or sometimes a broad ring, for the end of the finger, used in sewing to protect the finger when pushing the needle through the… …
10Thimble — Thim ble, n. [OE. thimbil, AS. ??mel, fr. ??ma a thumb. [root]56. See {Thumb}.] 1. A kind of cap or cover, or sometimes a broad ring, for the end of the finger, used in sewing to protect the finger when pushing the needle through the material. It …
