Exactly. Even pressure-treated wood gets pockmarked relatively quickly with nicks and scratches. It’s not visible on wood since it’s already so textured, but a transparent surface would be rendered opaque.
That aside, the whole article reads like AI slop. This paragraph is particularly obvious:
Instead of refilling the pores with epoxy, the team soaked the cellulose layer in a mixture of egg whites and rice extract. A curing agent called diethylenetriamine was also added to keep the atrial see-through. Importantly, the team says that the amounts of the various chemicals and reagents used in the process were small enough to present a danger to the environment. According to the team’s statement, they were “left with semi-transparent slices of wood that were durable and flexible.”
It’s just a collection of four sentences without any real unifying idea. And the latter two sentences are complete nonsense if you really read them.
By that logic, if it’s not practical to protest every single injustice in the world, we just shouldn’t bother.
I’d say genocide is a good place to start, wouldn’t you?