cooling off a house

By j.horn
  • Dried up plants

    Dried up plants

    they dried up plant suck as straw water reed and sedge and put it on the roof.
  • Period: to

    cooling off a home

  • history of air conditioning

    history of air conditioning

    a britist scientist discoverd that compresing and liquefying ammonia could chill air when liquefied ammonia was allowed to evaporate.

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