Coffee has been an everyday drink for most people, but have you ever thought what actually is that cup of deleterious sepia melange? Coffee is acidic, everyone knows that. However, many people would yoke the effervescence in coffee as a natural corollary of brewing. Well, if you were to remember how acids would normally respond when in contact with another substance...hehheh, what do you get? Nevertheless, what's the harm in downing that astringent caffeine? Did you heard of anyone die becuase of drinking the beverage?