On Sun, 02 Aug 2009 15:40:29 +0200, andrel <a_l### [at] hotmailcom> wrote:

>On 2-8-2009 11:22, Stephen wrote:
>> 
>> Sound waves are compressional (is that a word?) and rely on a medium to travel
>> in. 
>> So tell your mother that she can't possibly be hearing them. ;)
>
>Because Andy's mum is not a medium?

If she were then Andrew could give her a drink then punch her. Which would be
striking a happy medium. :P
-- 

Regards
     Stephen

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