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SUSautoman5891
post Jan 11 2010, 09:01 PM

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QUOTE(fabianz03 @ Jan 11 2010, 06:22 PM)
Can I use vinegar and clean the splitter hole ?
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Yes and copper oxide is green, not black.
SUSautoman5891
post Jan 12 2010, 07:54 AM

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QUOTE(azwan92 @ Jan 12 2010, 01:13 AM)
excuse me sir, i have just learn in chemistry in school that copper oxide is black colour. google it also can.
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Copper oxidizes slowly in air, corroding to produce a brown or green patina. At higher temperatures the process is much faster and produces mainly black copper oxide.

http://jchemed.chem.wisc.edu/JCESoft/CCA/C...DOXCU/PAGE1.HTM

 

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