If it wasn't in an encyclopedia, you just trusted word of mouth.
WaxedWookie @ WaxedWookie @lemmy.world Posts 0Comments 1,078Joined 2 yr. ago
WaxedWookie @ WaxedWookie @lemmy.world
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Opinions seem to vary, but Scientific American is credible enough, right? https://www.scientificamerican.com/article/is-glass-really-a-liquid/