(from the article `building construction`) ...was energy-intensive, appropriate to the declining energy costs of the time, and it was adopted for most of the all-glass skyscrapers that ... ...air is cooled once at a central plant and then conveyed to individual units, where water is used to adjust the air temperature according to such ....
Found on
http://www.britannica.com/eb/a-z/d/78
An air conditioning system that has two ducts, one is heated and the other is cooled, so that air of the correct temperature is provided by mixing varying amounts of air from each duct.
Found on
https://www.encyclo.co.uk/local/22819
No exact match found.
