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Essentially Flyertalk / Re: Pet Peeves
« on: Today at 12:23:41 PM »I would guess the bitterness comes from the caffeine, which is a methylxanthine alkaloid#LIFEHACK:what about coffee
Acids are spicy/sour
Bases(aka alkaline iykwim) are bitter
YWIA
ok but the liquid known as coffee is acidic and tastes bitter.