Enter information in left column; select appropriate menus. Click Calculate. To calculate net kcalories expended subtract Calories of activity that otherwise would have been performed from Calories of activity actually performed. [Example: 230 kcal (Walking) - 50 kcal (Sitting) = 180 net kcalories expended] 1 Calorie = 1 kcalorie = 4.18 kjoules.
A utility locator uses maps, schematics, and hand-held electronic devices to identify underground utility lines. He or she marks points with paint or flags to inform construction workers and homeowners of their exact locations.
Utility location. Utility location is the process of identifying and labeling public utility mains that are underground. These mains may include lines for telecommunication, electricity distribution, natural gas, cable television, fiber optics, traffic lights, street lights, storm drains, water mains, and wastewater pipes. In some locations, major oil and gas pipelines, national defense communication lines, mass transit, rail and road tunnels also compete for space underground.