The chips are supposed to contain an anti-bacterial chemical, although how long it works is not stated. Stones Gambling Hall in Citrus Heights, CA, was the first casino I know of to introduce them. The chips are marked with a small shield on the inlay. Seven Mile Casino in Chula Vista also uses them. See CG # 143285. Whether they are effective against a Covid virus - I do not know.
Paulson had released an article about this product but because I can't think the exact name they gave it, I can't pull it up on the internet. Somebody who lives in Las Vegas, go down to their offices, ring the doorbell, and ask them: "Expliqueme, per favori" and see what happens.
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