Most alcohol is metabolized, or burned, in a manner similar to food, yielding carbon dioxide and water. A small portion of alcohol is excreted, such as through the breath, leaving the body as alcohol, unchanged. It is this latter process that allows for breath alcohol testing.
RIO GRANDE CITY, TEXAS. Rio Grande City, the county seat of Starr County and one of the oldest settlements in South Texas, is on the Rio Grande 100 miles from both Brownsville and Laredo in the extreme south central part of the county.
A small portion of the city extends into northern Bernalillo County. It is the third-largest and also one of the fastest expanding cities in New Mexico. As of the 2010 census, Rio Rancho had a population of 87,521, a 69% rise from 2000. In 2012, the city had an estimated population of 90,818.