Impurities are excluded from the growing crystals and the pure solid crystals can be separated from the dissolved impurities by filtration. This simplified scientific description of crystallization does not give a realistic picture of how the process is accomplished in the laboratory.
San Diego County is a county located in the southwestern corner of the state of California, in the United States. As of the 2010 census, the population was 3,095,313. making it the second-most populous county in California and the fifth-most populous in the United States. Its county seat is San Diego, the eighth-most populous city in the United States.
San Diego County Fair 2016 â open June 3 through July 4 2016 at the Del Mar San Diego Fairgrounds (Interstate 5 at Via de la Valle). More San Diego family fun with concerts, flowers, rides, exhibits and more at the.