Talk:Pot-in-pot refrigerator

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[edit] First used by the Egyptians?

I heard it said that this was first used by the Egyptians - anyone have info on this? --Singkong2005 —The preceding unsigned comment was added by 129.94.6.28 (talk) 04:28, 15 December 2006 (UTC).

[edit] technical details?

how cold does it get? how long does it take for the food to cool? Does it actually stop most bacterial growth? —Preceding unsigned comment added by 66.75.5.159 (talk) 07:27, 3 April 2008 (UTC)

• You can read about it at the Rolex Award webpage for Mohammed Bah Abbas. It said that the system "maintained temperature below 20°C" and "up to 14 degrees cooler than the surrounding environment". Roger Hui (talk) 21:05, 3 April 2008 (UTC)