>   Not versed in the technical names of the parts of the human ear, I'll have to
> be vague...  The little 'hairs' that sense sound can selectively be damaged
> when being exposed to their resonating pitch.  So if you've spent a large part
> of your life working in an industrial environment where noise is centered
> around say 2Khz, you'll lose your hearing around that area, while not overly
> affecting other areas.
>
>   This is how you end up with people who have trouble hearing male voices, yet
> can hear femail voices quite clearly.

Or vice versa. And try explaining THAT to your wife or S-O.

"Sorry dear. I didn't hear you because your voice pitch is too high and
I'm deaf at that frequency". Frying pan on head quickly follows...


R

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