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Well, it is not common-sense really that tells you those things.
Common-sense needs real food to grow.
Real food is exerience, i.e. having opened a K30/50 or similar so you know how the WR sealings work.
And then you'll find out that nothing goes wrong, the sealing is not damaged at all, not in the slightest.
So no (real) danger but just (imagined) worry