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From: jeff@aiva.ed.ac.uk (Jeff Dalton)
Newsgroups: sci.electronics,sci.med
Subject: Re: Injury via Phone
Message-ID: <154@aiva.ed.ac.uk>
Date: Mon, 24-Aug-87 17:54:45 EDT
Article-I.D.: aiva.154
Posted: Mon Aug 24 17:54:45 1987
Date-Received: Wed, 26-Aug-87 04:40:43 EDT
References: <414@gtx.com> <1952@kitty.UUCP>
Reply-To: jeff@uk.ac.ed.aiva (Jeff Dalton)
Organization: Dept. of AI, Univ. of Edinburgh, UK
Lines: 12
Xref: mnetor sci.electronics:1218 sci.med:3020

In article <1952@kitty.UUCP> larry@kitty.UUCP (Larry Lippman) writes:
>It seems that a middle-aged woman who had worked as a switchboard
>operator for 20-some years had applied for compensation resulting from
>partial hearing loss in one ear.  Her allegation was that then presence
>of clicks and loud noises in her "headset ear" over many years caused 

Could the "many years" have been significant?  My understanding was that
prolonged exposure to noise levels well below the threshold of pain (say
at 90 db) could cause hearing loss through damage to the inner ear.  The
maximum level of transmitted sound would not be the only factor.

-- Jeff