With a JB Weld job, if you don't wave a black light over it for the first 5 minutes of catalytic reaction, the aluminum particles will not properly grain-align - - something that is crucial to patching CF. The only way to determine now if there was proper grain-alignment is with a Zyglo scan.
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Originally Posted by Mark Twain
"Don't argue with stupid people; they will drag you down to their level and then beat you with experience."