From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <00890eb0fd6832c266ad32ced34d7ee6@quanstro.net>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] I appear to have stumped the brains at chacha.com
From: erik quanstrom <quanstro@quanstro.net>
Date: Tue, 16 Oct 2007 15:56:55 -0400
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>> is this a google interview question? i love those........ NOT!
>>
>> assume a microprocessor is 1 cm=C2=B3 on average. the slabs of silicon=
e
>> used to make such processors are 1 m=C2=B3  in volume, so one of those=
 can
>> make 1 000 000 (10=E2=81=B6) microprocessors. to make a single slab of
>> silicone 453kg of raw manufacturing-grade gravel (sand) is used,
>> together with 250kg of coal and other carbons.
>=20
> is that why silicon wafers are shaped like manhole covers?

stolen from russ' links:  scroll past the german:

http://www.hebig.org/blogs/archives/main/000962.php