<font color='black' size='2' face='arial'>A<font size="2">bsolutely true; no correction necessary, Mike. Google the 'Triboelectric Series' for more info than you want on the subject of dissimilar metals in a conductive fluid. <br>
Cheers- J Deryke<br>
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<div style="font-family:helvetica,arial;font-size:10pt;color:black">-----Original Message-----<br>

From: The Hougans <hougan@verizon.net><br>

To: detomaso <detomaso@poca.com><br>

Sent: Tue, Jan 28, 2014 9:18 pm<br>

Subject: Re: [DeTomaso] Sacrificial Zinc anode<br>

<br>






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<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial">I’m sure I’ll get corrected, but here’s the ‘big picture’, IMHO:</span></font></span></div>





<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial"> </span></font></span></div>





<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial">Any two different metals placed in a fluid (your coolant) that is
electrically conductive will generate a battery. The more ‘different’ the
metals (there’s a ‘chart’ that shows these differences), the ‘stronger’ the
battery.<span style="mso-spacerun: yes">  </span>Basically, one of the metals
gets electrochemically dissolved.<span style="mso-spacerun: yes"> 
</span>Obviously, you don’t want that metal to be your radiator, or other parts
of your cooling system!</span></font></span></div>





<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial">So, you want to pick the most ‘reactive’ metal to be the one that gets
‘eaten up’… turns out magnesium and zinc are good choices.<span style="mso-spacerun: yes">  </span>Therefore, you put in a drain plug that’s
made out of one of those metals it becomes the ‘sacrificial anode’ of the
‘battery’.</span></font></span></div>





<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial"> </span></font></span></div>





<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial">Hope that makes some kind of sense.</span></font></span></div>





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<div class="MsoNormal"><span class="EmailStyle29"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial">Mike</span></font></span></div>





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<div class="MsoNormal"><span class="EmailStyle28"><font color="#993366" face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: Arial"> </span></font></span></div>





<div class="MsoNormal" style="margin-left:.5in"><b><font color="black" face="Tahoma" size="2"><span style="font-size:10.0pt;font-family:Tahoma;color:black; font-weight:bold">On Behalf Of </span></font></b><font color="black" face="Tahoma" size="2"><span style="font-size:10.0pt;font-family:Tahoma;color:black">Mike
Thomas<br>


<b><span style="font-weight:bold">Sent:</span></b> Tuesday, January 28, 2014
5:56 PM<br>


<b><span style="font-weight:bold">To:</span></b> <a href="mailto:jgkrenton@comcast.net">jgkrenton@comcast.net</a>; 'Asa
Jay Laughton'<br>


<b><span style="font-weight:bold">Cc:</span></b> <a href="mailto:detomaso@poca.com">detomaso@poca.com</a><br>


<b><span style="font-weight:bold">Subject:</span></b> Re: [DeTomaso]
Sacrificial Zinc anode</span></font></div>





<div class="MsoNormal" style="margin-left:.5in"><font face="Times New Roman" size="3"><span style="font-size:12.0pt"> </span></font></div>





<div class="MsoNormal" style="margin-left:.5in"><font color="#1f497d" face="Calibri" size="2"><span style="font-size:11.0pt;font-family:Calibri;color:#1F497D">OK,
question from the unwashed . . . </span></font></div>





<div class="MsoNormal" style="margin-left:.5in"><font color="#1f497d" face="Calibri" size="2"><span style="font-size:11.0pt;font-family:Calibri;color:#1F497D"> </span></font></div>





<div class="MsoNormal" style="margin-left:.5in"><font color="#1f497d" face="Calibri" size="2"><span style="font-size:11.0pt;font-family:Calibri;color:#1F497D">What
does the zinc anode do in a cooling system?</span></font></div>





<div class="MsoNormal" style="margin-left:.5in"><b><font color="#002060" face="Agency FB" size="2"><span style="font-size:10.0pt;font-family:">Mike Thomas</span></font></b></div>





<div class="MsoNormal" style="margin-left:.5in"><b><font color="#1f497d" face="Agency FB" size="1"><span style="font-size:9.0pt;font-family:">VP, POCA</span></font></b></div>





<div class="MsoNormal" style="margin-left:.5in"><b><font color="#1f497d" face="Agency FB" size="1"><span style="font-size:9.0pt;font-family:">VP, Panteras Northwest</span></font></b></div>





<div class="MsoNormal" style="margin-left:.5in"><b><font color="#1f497d" face="Agency FB" size="1"><span style="font-size:9.0pt;font-family:">Yellow ’74 #6328</span></font></b><font color="black" face="Arial"><span style="font-family:Arial;color:black"></span></font></div>



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