<table width="90%" cellspacing=0 cellpadding=0 align=center><tr><td>Quote, originally posted by billius &raquo;</td></tr><tr><td class="quote">

I did a google search about tungsten, according to what I found, low grade tungsten (containing cobalt) will tarnish/corrode. Higher quality (containing nickel) will not.</td></tr></table>

This is what I am betting on. next time I order it will be a better product.