production grinding
11Threading (manufacturing) — Threading is the process of creating a screw thread. More screw threads are produced each year than any other machine element.[1] There are many methods of generating threads, including subtractive methods (many kinds of thread cutting and… …
12Cylindrical grinder — The cylindrical grinder is a type of grinding machine used to shape the outside of an object. The cylindrical grinder can work on a variety of shapes, however the object must have a central axis of rotation. This includes but is not limited to… …
13Olive oil — Not to be confused with the cartoon character Olive Oyl. Olive oil A bottle of olive oil Fat composition Saturated fats Palmitic acid: 7.5–20.0% Steari …
14Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center …
15Ditmar Award results — Main article: Ditmar Award The Ditmar Award is Australia s oldest and best known science fiction, fantasy and horror award, presented annually at the Australian NatCon since 1969. The historical nominations and results (listed in boldface) of the …
16List of Edison patents — Below is a list of Edison patents. Thomas Edison was an inventor who, it is said, accumulated 1500 plus patents worldwide for his inventions. Nearly 1100 of Edison s patents were in the United States, but other patents were approved in countries… …
17Stone Age — the period in the history of humankind, preceding the Bronze Age and the Iron Age, and marked by the use of stone implements and weapons: subdivided into the Paleolithic, Mesolithic, and Neolithic periods. [1860 65] * * * First known period of… …
18hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
19Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …
20abrasive — abrasively, adv. abrasiveness, n. /euh bray siv, ziv/, n. 1. any material or substance used for grinding, polishing, etc., as emery, pumice, or sandpaper. adj. 2. tending to abrade; causing abrasion; abrading. 3. tending to annoy or cause ill… …
