 | Chambers W. and R., ltd - 1842 - 744 pages
...rays of the sun, and affects the atmosphere or substances at a distance from its source. Radiant heat is absorbed when it falls upon bodies having painted...and numerous animal and vegetable substances, and makes them warmer as it is taken up. But brilliant and polished metallic surfaces absorb little heat... | |
 | William Chambers, Robert Chambers - Encyclopedias and dictionaries - 1842 - 938 pages
...rays of the sun, and affecta the atmosphere or substances at a distance from its source. Radiant heat is absorbed when it falls upon bodies having painted or rough surfaces, such as arc presented by bricks and other porous solids, by ninny kinds of stony matter, and numerous animal... | |
 | William Chambers - Encyclopedias and dictionaries - 1857 - 824 pages
...rays of the sun, and affects the atmosphere or substances at a distance from its source. Radiant heat is absorbed when it falls upon bodies having painted...and numerous animal and vegetable substances, and makes them warmer as it is taken up. But brilliant ! and polished metallic surfaces absorb little heat;... | |
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... escape of heat, and do not readily communicate the fire to adjacent bodies. Heat is said to radiate when it is emitted from a fire or from the rays of the sun, and affects the atmosphere or substances at a distance from its source. Radiant heat is... 