Well, SiO2 is pretty different from plastic, chemically speaking. And I would expect that we inhale several grams of fine sand dust per week too.
In other words, the amount of "glass" entering your body because you drank a beer is probably irrelevant compared to e.g. Sahara dust (if you're in Europe) in the air around you.
In other words, the amount of "glass" entering your body because you drank a beer is probably irrelevant compared to e.g. Sahara dust (if you're in Europe) in the air around you.