abrasion wear
21Glove — Mittens redirects here. For the geological formation, see Monument Valley. For other uses, see Glove (disambiguation). Pair of gloves, 1603 1625 V A Museum no.1506 A 1882 …
22Diamond-like carbon — A ta C thin film on silicon (15 mm diameter) exhibiting regions of 40 nm and 80 nm thickness …
23Motorcycle safety clothing — To improve motorcycle safety many countries mandate the wearing of protective clothing by motorcyclists, especially a helmet. Other protective gear may include certain types of jackets, gloves, boots, and pants. Jackets meant for motorcyclists… …
24Tool steel — Iron alloy phases Ferrite (α iron, δ iron) Austenite (γ iron) Pearlite (88% ferrite, 12% cementite) …
25materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
26Cutting tool (machining) — In the context of machining, a cutting tool (or cutter) is any tool that is used to remove material from the workpiece by means of shear deformation. Cutting may be accomplished by single point or multipoint tools. Single point tools are used in… …
27Acro dance — which seamlessly blends dance and acrobatics, and its use of acrobatics in a dance context.cite web author = Jim Lamberson title = Acro Dance as defined by the Competitive Dance Industry url = http://www.westsideacademy.com/perfco/forum/viewtopic …
28Venturi scrubber — A venturi scrubber is designed to effectively use the energy from the inlet gas stream to atomize the liquid being used to scrub the gas stream. This type of technology is a part of the group of air pollution controls collectively referred to as… …
29steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
30Rolling-element bearing — A rolling element bearing is a bearing which carries a load by placing round elements between the two pieces. The relative motion of the pieces causes the round elements to roll with very little rolling resistance and with little sliding.One of… …
