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- From: dnash@uxa.cso.uiuc.edu (Dave Nash)
- Subject: Re: Metals in liquid Nitrogen !!
- References: <1992Dec12.002103.12956@murdoch.acc.Virginia.EDU> <1992Dec13.002236.5784@sfu.ca>
- Message-ID: <Bz6Gn5.JI1@news.cso.uiuc.edu>
- Sender: usenet@news.cso.uiuc.edu (Net Noise owner)
- Organization: University of Illinois at Urbana
- Date: Sun, 13 Dec 1992 03:06:39 GMT
- Lines: 25
-
- In article <1992Dec13.002236.5784@sfu.ca> Leigh Palmer <palmer@sfu.ca> writes:
-
- >
- >Not in Canada, where the question was asked. Are U.S. pennies really
- >mostly zinc? I knew they were in 1943, but those looked like zinc. U.S.
-
- Don't judge a coin by its cover ;-]
-
- I'm pretty sure it's zinc coated with a very thin layer of copper. Just to
- make sure, I grabbed a penny off my desk and gouged it with an X-Acto knife
- to expose the inner metal. It's a silvery-colored metal. Can't tell from
- looks alone whether it's zinc or not, but it certainly isn't copper. (Zinc
- sounds right, from memory)
-
- >
- >Leigh
-
-
-
-
- --
- David Nash | Gradual Student, Chemistry
- | University of Illinois (Urbana)
- (dnash@uxa.cso.uiuc.edu) | This .sig is made of 100% recycled electrons.
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