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Walker, Jearl – Scientific American, 1978
First, the procedure to be followed when grinding glass by hand to produce a smoother surface and avoid scratches is described. Second, an experiment conducted to compare the efficiency of a traditional fireplace against the slotlike arrangement design of Cranberg is explained. (GA)
Descriptors: Energy Conservation, Heat, Industry, Optics
Department of External Affairs, Ottawa (Ontario). – 1980
This booklet, one of a series featuring the Canadian provinces, presents a brief overview of Prince Edward Island and is suitable for teacher reference or student reading. Separate sections discuss geography, climate, history, early trade, development, agriculture, the potato industry, forests, fisheries, aquaculture, industry, tourism, energy,…
Descriptors: Agricultural Production, American Indians, Area Studies, Climate
Download full textIllinois State Board of Education, Springfield. Dept. of Adult, Vocational and Technical Education. – 1989
The four courses in this guide were designed to meet the specifications for the career orientation level of Illinois' Education for Employment Curriculum Model. These orientation-level courses can be taken by high school students in any sequence: (1) communication technology; (2) energy utilization technology; (3) production technology; and (4)…
Descriptors: Air Transportation, Alternative Energy Sources, Basic Skills, Career Planning
