Coffee leaves dirty stain at the bottom of a mug

---

Size: 6000px × 4000px
Photo credit: © Wachiwit / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acidic, beverage, black, breakfast, brown, brownish, cafe, caffeine, cappuccino, clean, coffee, color, cup, damage, dentist, dirty, discoloration, drink, enamel, espresso, food, health, hot, hygiene, latte, liquid, morning, mouth, mug, oral, person, polyphenol, remove, stain, table, tannin, teeth, tooth, top, treatment, wash, whitening, wooden, yellow, yellowed, yellowish