Word: heating
(lookup in dictionary)
(lookup stats)
Dates: during 1920-1929
Sort By: most recent first
(reverse)
...bright bazaar, the New York Electrical & Industrial Exposition which began last week, showed that of the 25,000 practical applications of electricity the ones most vigorously exploited are those most useful to housekeepers. They constitute two large groups dependent upon electricity's change into 1) power and 2) heat...
Power Appliances. Electrical refrigeration commercializes a device which the British scientist Lord Kelvin built 30 years ago. With a pump he compressed gases; the gases lost heat. He permitted the gases to expand into a chamber; they absorbed heat from neighboring objects. Such objects naturally grew colder with the abstraction of their heat...
...wandering with the author through wild desert and dried-up-river beds that teem with game, especially buffalo. Pictures of the upper Nile, of strange places such as Makwar, of the valley of the Dinder, of Rosaries flit before us with amazing rapidity. We are able to feel the heat of the sun and enthuse over the coloring of the sunsets with the author, despite the fact that his descriptions lack the length which is usually needed to be convincing. Throughout the narrative, the history, or whatever you wish to call this book, there runs a dry and sometimes monotonous...
This fashion of making bricks has great wastage. In the kiln heat a great portion of the bricks warp and curl. Some can be sold for seconds and used in the hidden supporting walls of low grade apartment houses. Most, however, must be crushed and used as road-making filler...
Those raw bricks are to be placed on small cars and slowly passed through the 500-foot tunnel kiln which Harbison-Walker's President Lewis is having built at East Chicago. In passage they will endure a heat of 2,700° Fahrenheit. (Temperature of boiling water is 212° F.) Spoilage of bricks is expected to be trivial...