Tony Duell wrote:
  Another warning. There's a stuff called
'silver solder' used by
 engineers. This is _NOT_ the same stuff at all -- it's high melting point
 (you can use it on small steam engine boilers, etc). I'm not sure it even
 contains silver. 
I believe it does contain silver indeed.  It is _very_ expensive.
And you need acethylene+O2 in order to use it.
--
Carlos Murillo-Sanchez    email:  cem14(a)cornell.edu
428 Phillips Hall, Electrical Engineering Department
Cornell University, Ithaca, NY 14853