You notice the fish doesn't react when the slab is dropped it? And you can do the same thing with a current slab. Most of them are pretty water resistant and it will take awhile for the water to seep in unless it is under pressure.
Is there anything on the PCGS website about this and not facebook?
That is PCGS's actual Facebook page, which is just as good as a website in terms as legitimacy. Still, it'll be interesting to see their follow-up on the video.
They can't even offer their trademarked "edgeview" holders in 2015 for current year slabbed commems but now they have a slab that has enough fiber in it that it now floats
Air tight means that once the oxygen trapped inside the holder has reacted with the coin (toned), no more oxygen can enter. Next they might try oxygen displacement with an inert gas. I would think that is cheaper than evacuated slabs, but I could be wrong.
Yes jbucK but to be water proof doesn't that mean that the seal would have to be able to handle more than 1 atmosphere of pressure which I would think prevents air penetrating at sea level and above, no?
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