[Amps] Silver plating

Richard W. Ehrhorn (W0ID) w4eto at verizon.net
Thu Apr 9 13:21:16 PDT 2009


"Tarnished" (sulfated?) copper can similarly be brought to a bright shine by 
soaking at room temperature in a saturated solution of ordinary table salt 
(NaCl) in white vinegar.


----- Original Message ----- 
From: "James R Carr" <n7fcf at hctc.com>
To: <amps at contesting.com>
Sent: Thursday, April 09, 2009 1:43 PM
Subject: [Amps] Silver plating


> You sterilize and de-grease a new immersion cooling coil (50ft 3/8" 
> copper) before use to cool down freshly boiled beer, by boiling it in a 
> 50/50 mix of white vinegar and water. It makes the copper shine like gold. 
> It should work great fot 10 meter coils. Just rinse with distilled water 
> and dry afterwards.
> Jim
> N7FCF
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> Amps at contesting.com
> http://lists.contesting.com/mailman/listinfo/amps


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