I had written this out in a thread but thought this information might get more visibility as a blog so I rewrote it for more accuracy. I hope you find it useful:
Why do black and blue Sharpie's "flash" orange (Updated 2.21.26)?
It is called "bronzing" or "sheening."
A standard Black Sharpie does not use a "pigment" in the traditional sense. It uses organic dyes. Specifically, it relies on a chemical cocktail that mimics black, rather than using a…
ContinueAdded by Eric Keith Longo on January 22, 2026 at 7:00am — 4 Comments
Immediately below are links to some previous blogs on the COA Shop At Home.
ContinueAdded by CJCollector on January 15, 2026 at 5:00am — No Comments
Hi everyone!
Can you help me determine if this autograph by Big Bang Theory actor Simon Helberg is real or fake?
The owner told me he met him last year at Piemonte Comics, but he has no certification to show me.
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