shock-free vibration machine
61Space medicine — is the practice of medicine on astronauts in outer space.Who benefits from space medicine research?Astronauts are not the only ones who benefit from space medicine research. Several medical products have been developed that are space spinoffs,… …
62History of painting — The history of painting reaches back in time to artifacts from pre historic humans, and spans all cultures. The history of painting represents a continuous, though disrupted, tradition from Antiquity. Across cultures, and spanning continents and… …
63Killinger and Freund Motorcycle — The Killinger and Freund Motorcycle was an attempt in 1935 by a group of five German engineers from Munich to design a more streamlined and modified version of the German Megola front wheel drive motorcycle.… …
64Western painting — The history of Western painting represents a continuous, though disrupted, tradition from Antiquity. [Art of the Western World: From Ancient Greece to Post Modernism (Paperback)by Bruce Cole, Simon and Shuster, 1981,… …
65Cold saw blade — Cold saw blades are circular metal cutting saw blades categorized into two types: Solid High Speed Steel (HSS) or Tungsten Carbide Tipped (TCT). Both types of blades are resharpenable and may be used many times before being discarded. Cold saw… …
66Brick — For other uses, see Brick (disambiguation). An old brick wall in English bond laid with alternating courses of headers and stretchers …
67Composite 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 …
68Directed-energy weapon — This article is about practical experiments with energy weapons. For fictional uses, see raygun. Humvee with Active Denial System mounted A directed energy weapon (DEW) emits energy in an aimed direction without the means of a projectile. It… …
69High intensity focused ultrasound — HIFU (high intensity focused ultrasound) (sometimes FUS or HIFUS) is a highly precise medical procedure using high intensity focused ultrasound to heat and destroy pathogenic tissue rapidly. It is one modality of therapeutic ultrasound, and… …
70commercial fishing — Introduction the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them. Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …
