Charge

—1. In electrostatics, the amount of electricity present upon any substance which has accumulated electric energy. A static charge is measured in coulombs. 2. In storage battery work, the amount, of current absorbed by the battery before it arrives at the condition of complete charge when it is ready for use. A storage battery charge is measured in ampere-hours. 3. In smelting, the body of ore, metal, fuel, or other matter introduced into a furnace at one time, for one heat, or one run as the case may be. 4. (a) The charge of a puddling furnace is about 500 pounds of pig iron, and this forms 4 blooms; (b) the charge of a gas retort is 220 pounds introduced in two scoopfuls of 110 pounds each; (c) the charge of a tumbling box is as many castings ct other matters as it will conveniently contain and give room for mutual attrition.