In pink lemonade, what makes it pink?!
Another stupid that popped into my head that I won't be satisfied till I know the answer.
Answers:
it's made from pink lemons instead of yellow ones.
These days, it's food colouring. If you look up lemonade in wikipedia, you can read about some of the more traditional ways that lemonade got to be pink.
Usually a tiny bit of red food colouring
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