On 2010-08-04, Bill wrote:

Why is that?

Why do people get relief from copper bracelets and magnetic insoles?
Ask Jim. He knows all.

Why do hospitals have HEPA air filters?

Why do hospitals perform unnecesarry Cesarean sections for child
delivery? Ask Jim, The Wise.

Why do airplanes have HEPA air filters?

Are airplanes tightly controlled/closed environments?

Why are you asking me? Jim has roundly trounced my mere "opinion" and
is obviously the one you should be consulting.

nb