Trying to figure out how to do combined searches in here. For example: "insurance heat"
Typed in to the top search box I get 9 pages of stuff. This is obviouly searching for both "insurance" and "heat". The first one on the list sort of touches on the subject but not really what I am looking for.

Advanced search
Only brings up three posts one about fuming and one on 3D printing.

A search in Google: "insurance heat" site:Talkglass.com only one result:
Close but no cigar.

All I started out wanting to know was how frequently I need to reheat a larger piece of glass to prevent cracking.