Sunday, March 20, 2011

Week 5 daily 2



The romans invented Ambient heating (hot air was circulated underneath floors of houses).
http://www.mariamilani.com/ancient_rome/ancient_roman_inventions.htm

A heating duct on the floor in my room
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1 comment:

  1. SarahMarch 24, 2011 at 7:24 AM

    Interesting picture, but you should include a few more.

    ReplyDelete

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