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On Thu, 10 Apr 2003 09:36:25 -0400, John S. Denker <
jsd@MONMOUTH.COM> wrote:
Calculate the self-capacitance of a hairbrush.
Estimate the conductivity of wet hair and/or
wet hairbrushes.
Calculate the RC time, i.e. the lifetime of
the alleged ions.
BTW, the web search I did turned up lots of marketing fluff on "ionic
hair dryers" but nothing at all on ionic hair brushes. I suspect the
haircutter in question made that one up. But the dryer is definitely out
there for sale. (And cheap, despite said beautician's claims to the
contrary.)
ds