Minutes of proceedings of the Royal Artillery Institution (1858)
Great Britain. Army. Royal Artillery Institution · Woolwich, Eng., : The Institution · leaf 137
to rise again, as it absorbs moisture, cools, and becomes heavy. Evidently also pebble-powder gives special facilities for drying, as the large interstices can be used for making the current of heated air pass through the powder. The plan adopted, therefore, was to make the current pass down… … It will be observed that the pipes have been placed underneath the stove. The object of this is to ensure circulation. Hot air tends always to rise, as water tends to fall. But as water will always when confined in any case rise to its original level, so the author conceived hot air when confined…
Artillery -- Periodicals · Artillery -- Great Britain -- Periodicals
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
