Patten (shoe) dung and human effluent (from chamber pots)– was usually thrown directly into the street (often with minimal advance warning). Making full foot contact with such an unpleasant surface was, understandably, highly undesirable. Thus, pattens tended to only make contact with the ground through two or three strips of wood and raised the wearer up considerably, sometimes by four inches (ten centimetres) or more in contrast to clogs which usually have a low, flat-bottomed sole integral to the shoe. A later pattern of patten which seems to date from the 17th century, and then became the most common, had a flat
Snow shovel risk for heart problems and who do not regularly engage in strenuous physical activity. People who suffer from pre-existing heart or breathing problems should consult their doctor before shoveling snow. When done correctly, snow shoveling can provide good exercise. One hour of shoveling snow can burn 600 calories. Shoveling snow also builds bone and muscle mass and is a good form of aerobic exercise. Snow shovel A snow shovel is a shovel designed for snow removal. Snow shovels come in several different designs, each of which is designed to move snow in a different way. Removing snow with a snow