Abnormal tooth color is not the same as the darkening or yellowing of teeth that occurs as people grow older or expose their teeth to staining substances, such as coffee, tea, and cigarette smoke. Graying of a tooth may be a symptom of a previous infection within the tooth that has seriously damaged the pulp, which is the living center of the tooth.
Isla Cozumel, Mexico's largest island is located in the western Caribbean, 12 miles off the coastline of the Yucatan Peninsula, about 45 miles south of Cancun.
Guanajuato is located in the center of Mexico, north-west of Mexico City, bordering the states of Zacatecas, San Luis Potosi, PotosÃ­, Michoacan michoacÃ¡n Queretaro. QuerÃ©taro and jalisco it covers 30,589 area of 30589 kmÂ² and is ranked 20th out. of 31 statesuanajuato is home or place of origin of three important painters: Diego Rivera, Jose JosÃ© Chavez chÃ¡vez Morado And. Olga costa rivera was born in the City of guanajuato and spent his early. Childhood there when he, was older he Moved To mexico city to study painting and eventually became One'of mexico s most. famous muralists