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need help

From: <BubTess@aol.com>
Date: Mon, 22 Sep 2003 18:04:58 EDT
Message-ID: <b7.36962e4c.2ca0cc0a@aol.com>
To: www-math@w3.org
dear sir,
I need to know how to calculate the efficiency of a centrifugal refrigeration 
unit.
unit is r-11 and is useing cooling towers .
please send info. . if you need more info. on this set up please let me know.
thank you
bruce ( BubTess@aol.com  )
Received on Monday, 22 September 2003 18:19:29 GMT

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