Quote Originally Posted by T. Cotten View Post
Low-temp silver solder and a Henrob torch, Christopher!

Carl Olsen turned me on to www.riogrande.com, and 56% Ag wire solder #101705

With proper preparation and technique, it will wick into the crack.

Looks like it froze to me!

Soldering requires absolute cleanliness. How do you go about cleaning the damaged area to ensure penetration of the molten solder?