THE CHEMISTRY OF SUNSCREEN. Sunscreen: (snskrn) n. Chemical or physical agents that protect the skin from sunburn and erythema by absorbing or blocking ultraviolet radiation. A preparation, often in the form of a cream or lotion, used to protect the skin from the ultraviolet rays of the sun.
The Llano County Courthouse in Llano. Llano County /ËlÃ¦noÊ/ is a county located on the Edwards Plateau in the U.S. state of Texas. As of the 2010 census, its population was 19,301. Its county seat is Llano, and the county is named for the Llano River. In 1869, pioneer rancher John Wesley Snyder led a cattle drive from Llano County along the Chisholm Trail to Abilene, Kansas.
Seguin (/sáµ»ËÉ¡iËn/ sig-EEN) is a city in and the county seat of Guadalupe County, Texas, United States. As of the 2010 census the population was 25,175. By 2015, the population was estimated to be 27,864. Seguin is one of the oldest towns in Texas, founded just sixteen months after the Texas Revolution.