Skate shoe Skate shoe Skate shoes or skateboard shoes are a type of footwear specifically designed and manufactured for use in skateboarding. While numerous non-skaters choose to wear skate shoes, the design of the skate shoe includes many features designed especially for use in skateboarding, including a vulcanized rubber or polyurethane sole with minimal tread pattern or no pattern, a composition leather or suede upper, and double or triple stitching to extend the life of the upper material. A low, padded tongue is often included for comfort. Skate shoe companies have integrated a number of special features into their shoes. These innovations
Steam shovel Steam shovel A steam shovel is a large steam-powered excavating machine designed for lifting and moving material such as rock and soil. It is the earliest type of power shovel or excavator. Steam shovels played a major role in public works in the 19th and early 20th century, being key to the construction of railroads and the Panama Canal. The development of simpler, cheaper diesel-powered shovels caused steam shovels to fall out of favor in the 1930s. Grimshaw of Boulton & Watt devised the first steam-powered excavator in 1796. In 1833 William Brunton patented another steam-powered excavator which he provided