We ran the numbers before and it shows that more airflow and water was
needed when you treat the indoor air.

When you get down to micrscopic cooling loads it may be possible for it
to work on recirculated air.

A recent article on evaporative cooling, used in industrial
applications not home comfort. Note there is an importance of the
ambinet wet bulb, a point nick does not want to acknowledge.

http://www.hpac.com/member/feature/2...on.htm#fiction