1 National Book Award Finalists Named. 2  The votes are in the finalists have been chosen. 3  Take a look and see which ones you've read. 4  2015 Man Booker Prize Named.  5 A Brief History of Seven Killings by Marlon James was chosen for this year's prestigious award.
When you drink and munch starchy or sugary foods, you're not only feeding yourself, you're feeding the bacteria that can cause plaque on your teeth. Plaque is a thin, invisible film of sticky bacteria and other materials that covers all the surfaces of all your teeth.
Tartar, on the other hand, is an antiquated term that describes plaque after it has hardened onto the tooth structure and can no longer be removed by a toothbrush and floss. Plaque begins to form on your teeth immediately after you clean your teeth. It is formed by the many millions of bacteria that reside in your mouth, with an estimated 1000 bacterial species ganging together to form the biofilm that is plaque.