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The blade is made of aluminum alloy, and for the student's safety, lacks a sharp edge. Most iaitō are made of an aluminium - zinc alloy which is cheaper and lighter than steel. This use of alloy and a blunt edge also circumvents Japanese legal restrictions on the manufacture of swords made of ferrous metals.
Sharpened metal drop-point blade Naturally occurring sharp obsidian piece Shark tooth with a sharp, serrated edge A sewing needle comes to a sharp point. Sharpness refers to the ability of a blade, point, or cutting implement to cut through materials with minimal force, and can more specifically be defined as the capacity of a surface to initiate the cut. [1]
The cutting edge of a scythe blade is maintained by occasional peening followed by frequent honing. Peening reforms the malleable edge by hammering; creating the desired edge profile, locally work-hardening the metal, and removing minor nicks and dents. For mowing fine grass, the bevel angle may be peened extremely fine, while for coarser work ...
Sharpening these implements can be expressed as the creation of two intersecting planes which produce an edge that is sharp enough to cut through the target material. For example, the blade of a steel knife is ground to a bevel so that the two sides of the blade meet. This edge is then refined by honing until the blade is capable of cutting.
The tape's width varies from about 1/2" to about 3" (10mm to 75mm) depending on applications. Bias tape is used in making piping, binding seams, finishing raw edges, etc. It is often used on the edges of quilts, placemats, and bibs, around armhole and neckline edges instead of a facing, and as a simple strap or tie for casual bags or clothing ...
the part of the road nearest the edge, used especially by slower-moving vehicles (US: outside lane) (in both cases the term applies to the lane in the direction concerned) the part of the road nearest the vehicles going in the opposite direction, used especially by faster vehicles (UK: outside lane) intern
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WordNet is a lexical database of semantic relations between words that links words into semantic relations including synonyms, hyponyms, and meronyms.The synonyms are grouped into synsets with short definitions and usage examples.