Climbing shoe Climbing shoe A climbing shoe is a specialized type of footwear designed for rock climbing. Typical climbing shoes have a close fit, little if any padding, and a smooth, sticky rubber sole with an extended rubber . Unsuited to walking and hiking, climbing shoes are typically donned at the base of a climb. Modern climbing shoes use carefully crafted multi-piece patterns to conform very closely to the wearer's feet. Leather is the most common upper material, with other materials such as fabric and synthetic leather also employed. The climbing rubber used for soles was developed specifically for rock-climbing. Climbing shoes
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