random alloy
51CD-RW — Compact Disc ReWritable (CD RW) logo/trademark Optical discs Optical disc Optical disc drive Optical disc authoring …
52Diamond tool — A close up of the segment of a diamond saw blade A diamond tool is a cutting tool with diamond grains fixed on the functional parts of the tool via a bonding material or another method.[1] As diamond is a superhard material, diamond tools have… …
53Natural resource economics — Economics …
54magnet — /mag nit/, n. 1. a body, as a piece of iron or steel, that possesses the property of attracting certain substances, as iron. 2. a lodestone. 3. a thing or person that attracts: The park was a magnet for pickpockets and muggers. [1400 50; late ME… …
55Molecular nanotechnology — Part of a series of articles on Molecular Nanotechnology …
56Composite material — A cloth of woven carbon fiber filaments, a common element in composite materials Composite materials, often shortened to composites or called composition materials, are engineered or naturally occurring materials made from two or more constituent …
57ALR-94 — Lockheed Martin F 22 Raptor …
58AN/ALR-94 — Lockheed Martin F 22 Raptor …
59AN/APG-77 — Lockheed Martin F 22 Raptor …
60APG-77 — Lockheed Martin F 22 Raptor …
