furnace roof arch
41Timeline of Russian inventions and technology records — The Hall of Space Technology in the Tsiolkovsky State Museum of the History of Cosmonautics, Kaluga, Russia. The exhibition includes the models and replicas of the following Russian inventions: the first satellite, Sputnik 1 (a ball under the… …
42Medieval technology — Pumhart von Steyr, a 15th century supergun …
43Kitchen — For other uses, see Kitchen (disambiguation). A modern Western kitchen A kitchen is a room or part of a room used for cooking and food preparation. In the West, a modern residential kitchen is typically equipped with a stove, a sink with hot and… …
44Ceiling — For other uses, see Ceiling (disambiguation). A ceiling (pronounced /ˈsiːlɪŋ/) is an overhead interior surface that covers the upper limit of a room. It is generally not a structural element, but a finished surface concealing the underside of the …
45Deck (building) — For other uses, see Deck. A deck in the backyard of a suburban house …
46respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …
47Shed — For other uses, see Shed (disambiguation). A rural shed …
48Barn — This article is about the building. For other uses, see Barn (disambiguation). A barn in Pennsylvania, U.S. A barn is an agricultural building used for storage and as a covered workplace. It may sometimes be used to house livestock or to store… …
49Chaeture pelasgica — Chimney Chim ney, n.; pl. {Chimneys}. [F. chemin[ e]e, LL. caminata, fr. L. caminus furnace, fireplace, Gr. ? furnace, oven.] 1. A fireplace or hearth. [Obs.] Sir W. Raleigh. [1913 Webster] 2. That part of a building which contains the smoke… …
50Chimney — Chim ney, n.; pl. {Chimneys}. [F. chemin[ e]e, LL. caminata, fr. L. caminus furnace, fireplace, Gr. ? furnace, oven.] 1. A fireplace or hearth. [Obs.] Sir W. Raleigh. [1913 Webster] 2. That part of a building which contains the smoke flues; esp.… …
