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Ontario Dept. of Education, Toronto. School Business and Finance Branch. – 1973
Most buildings rely on electricity for lighting, power, signals, and other communications. Electric energy is also used for heating and year-round thermal conditioning of spaces. Its ease of transmission, simple control and measurement, and relative safety make it a useful source of energy. This publication is intended to provide those persons…
Descriptors: Climate Control, Electric Circuits, Electrical Systems, Electricity