sintered bearing
31Chevrolet Chevelle — 1964 Chevrolet Chevelle Malibu SS Convertible Manufacturer Chevrolet Division of General Motors Production 1963–1977 …
32Synthetic diamond — Synthetic diamonds of various colors grown by the high pressure high temperature technique Synthetic diamond is diamond produced in a technological process; as opposed to natural diamond, which is created in geological processes. Synthetic… …
33Brushless DC electric motor — A microprocessor controlled BLDC motor powering a micro remote controlled airplane. This external rotor motor weighs 5 grams, consumes approximately 11 watts (15 millihorsepower) and produces thrust of more than twice the weight of the plane …
34Emery (mineral) — Emery is a very hard rock type used to make abrasive powder. It largely consists of the mineral corundum (aluminum oxide), mixed with other species such as the iron bearing spinels hercynite and magnetite, and also rutile (titania). Industrial… …
35Terraforming of Mars — Artist s conception of the process of terraforming Mars. The terraforming of Mars is the hypothetical process by which the climate, surface, and known properties of Mars would be deliberately changed with the goal of making it habitable by humans …
36materials 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… …
37rhenium — /ree nee euhm/, n. Chem. a rare metallic element of the manganese subgroup: used, because of its high melting point, in platinum rhenium thermocouples. Symbol: Re; at. no.: 75; at. wt.: 186.2. [1920 25; < NL, equiv. to L Rhen(us) RHINE + ium IUM] …
38Drum Motor — A Drum Motor (sometimes referred to as a motorised pulley) is in simplistic terms a highly efficient geared motor drive enclosed within a steel shell providing a single component driving pulley for conveyor belts. Drum Motor with Planitory Gear …
