Surprised that Club-Mate hasn't been mentioned yet, I'm not German so I didn't discover it till more recently but I quite like it, not as sugary as other drinks
Not a polymer but an amorphous solid like many polymers; I believe she popped that nugget while explaining crystallinity and glass transitions. She was quite knowledgeable otherwise but that little false factoid must have slipped through.
It's also not the reason church windows are thicker at the bottom, a common myth that my ex-colleague with a PhD in polymer chemistry(!) somehow bought into
I know what you saying but the average would be adding those percentages together and dividing by the number of countries listed, which is -44.7% and is not getting the total sales for each year across all countries and get that -47.7% shown as total and is a more meaningful number because those markets are different sizes