Allan Adler wrote:

After looking at Gingery's book, "How to design and build centrifugal fans
for the home shop" and at Paul Garay's book, "Pump application desk book",
3d ed., I have the impression that it is fair to classify a fan as a special
kind of pump.



(sniffing the air)



Do I smell a troll?




--

Mark

N.E. Ohio


Never argue with a fool, a bystander can't tell you apart. (S. Clemens,
A.K.A. Mark Twain)

When in doubt hit the throttle. It may not help but it sure ends the
suspense. (Gaz, r.moto)