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Magna Doodle is a magnetic drawing toy, consisting of a drawing board, a magnetic stylus, and a few magnet shapes. Invented in 1974 by Pilot Corporation, [ 1 ] over forty million units have been sold to date worldwide, under several brands, product names and variations, including Tyco and Mattel/Fisher Price.
The Cool S consists of 14 line segments, forming a stylized, pointed S-shape.It has also been compared to the infinity symbol. [4] The S appears to have depth, where the overlap in the center of the S and the appearance of a potential altitude change at the top and bottom of the S make it look like the S connects back to itself in the same way as the infinity symbol does. [5]
The Linus program [a] was an experimental fusion power project developed by the United States Naval Research Laboratory (NRL) starting in 1971. [2] The goal of the project was to produce a controlled fusion reaction by compressing plasma inside a metal liner. The basic concept is today known as magnetized target fusion.
Prior to most operations, the metal must be marked out and/or measured, depending on the desired finished product. Marking out (also known as layout) is the process of transferring a design or pattern to a workpiece and is the first step in the handcraft of metalworking. It is performed in many industries or hobbies, although in industry, the ...
AA-8000: used for electrical building wire in the U.S. per the National Electrical Code, replacing AA-1350. [1]Al–Li (2.45% lithium): aerospace applications, including the Space Shuttle
The following is a list of notable progressive metal artists, bands and groups. This list contains some bands that at least at some point during their career played progressive metal. Rooted in the early 1980s, the genre fused mellow progressive rock with a heavy metal aesthetic. [1]
The impression of a person's nose and mouth on a pinscreen. Pin art, also known as a pinscreen, is an executive toy.It consists of a boxed surface made of a crowded array of pins that are free to slide in and out independently in a screen to create a three-dimensional relief.
Cladding is the bonding together of dissimilar metals.It is different from fusion welding or gluing as a method to fasten the metals together. Cladding is often achieved by extruding two metals through a die as well as pressing or rolling sheets together under high pressure.