plate drum
61Boiler — For the Limp Bizkit song, see Boiler (song). A portable boiler (preserved, Poland) …
62Xerography — (or electrophotography) is a photocopying technique developed by Chester Carlson in 1938 and patented on October 6, 1942. He received US patent|2297691 for his invention. Although dry electrostatic printing processes had been invented as far back …
63Aphrodite (artist) — Aphrodite (born Gavin King), also known as A Zone or DJ Aphro, is a UK jungle and drum n bass DJ/producer commonly referred to as the Godfather of Jungle , who works along with Micky Finn on their joint Urban Takeover label. One of the oldest dnb …
64Mineral processing — Crushing, a form of comminution, one of the unit operations of mineral processing In the field of extractive metallurgy, mineral processing, also known as mineral dressing or ore dressing, is the process of separating commercially valuable… …
65Australian and New Zealand punting glossary — This page is about the Australian English usage of punting, for other uses of punting see punt and punter .The Australian and New Zealand punting glossary explains some of the terms, jargon and slang which are commonly used and heard on… …
66Nunavut — For the Canadian federal electoral district, see Nunavut (electoral district). Not to be confused with Nunavik, a region in northern Quebec. Nunavut ᓄᓇᕗᑦ …
67Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
68Technology of the Song Dynasty — The Song Dynasty ( zh. 宋朝; 960–1279 CE) provided some of the most significant technological advances in Chinese history, many of which came from talented statesmen drafted by the government through imperial examinations.The ingenuity of advanced… …
69small arm — small armed, adj. Usually, small arms. a firearm designed to be held in one or both hands while being fired: in the U.S. the term is applied to weapons of a caliber of up to one in. (2.5 cm). [1680 90] * * * ▪ military technology Introduction… …
70Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder …
