powder steel
51Single-shot — This article is about firearms. For other uses, see Single Shot (disambiguation). Single shot firearms are firearms that hold only a single round of ammunition, and must be reloaded after each shot. The history of firearms began with single shot… …
52Percussion cap — The percussion cap, introduced around 1830, was the crucial invention that enabled muzzle loading firearms to fire reliably in any weather. Before this development, firearms used flintlock ignition systems which produced flint on steel sparks to… …
53Magnetic-particle inspection — (MPI) is a non destructive testing (NDT) process for detecting surface and subsurface discontinuities in ferroelectric materials such as iron, nickel, cobalt, and some of their alloys. The process puts a magnetic field into the part. The piece… …
54printmaking — /print may king/, n. the art or technique of making prints, esp. as practiced in engraving, etching, drypoint, woodcut or serigraphy. [1925 30; PRINT + MAKING] * * * Art form consisting of the production of images, usually on paper but… …
55MythBusters (2005 season) — Country of origin Australia United States No. of episodes 26 (includes 7 specials) Broadcast Original channel Discovery Channel …
56Krag-Jørgensen — Infobox Weapon|is ranged=yes|name=Krag Jørgensen caption=Closeup of the Krag Jørgensen receiver and magazine door on a Norwegian M1912 Carbine origin=flagcountry|Norway type=Bolt action repeating rifle designer=O H J Krag and E Jørgensen design… …
57Milkshake — For other uses, see Milkshake (disambiguation). A strawberry milkshake topped with whipped cream and strawberry syrup . A milkshake is a sweet, cold beverage which is made from milk, ice cream or iced milk, and flavorings or sweeteners such as… …
58List of problems solved by MacGyver — This is a list of problems that have been solved by the fictional character MacGyver from the television series of the same name. (This list is not yet comprehensive.) MacGyver employs his resourcefulness and his knowledge of chemistry,… …
59dairy product — Introduction milk and any of the foods made from milk, including butter, cheese, ice cream, yogurt, and condensed and dried milk. Milk has been used by humans since the beginning of recorded time to provide both fresh and storable… …
60technology, 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… …
