High-grade fire clays can withstand temperatures of 1775 Â°C (3227 Â°F), but to be referred to as a fire clay the material must withstand a minimum temperature of 1,515 Â°C (2,759 Â°F). Fire clays range from flint clays to plastic fire clays, but there are semi-flint and semi-plastic fire clays as well.
La Mesa, California. La Mesa, California. La Mesa is a city in Southern California, located 9 miles (14 km) east of Downtown San Diego in San Diego County. The population was 57,065 at the 2010 census, up from 54,749 at the 2000 census. Its civic motto is the Jewel of the Hills..
Costa Mesa, California - Infrastructure. 1  Costa Mesa is served by several bus lines of the Orange County Transportation Authority (OCTA), but most transportation is by automobile. 2  The 9.5 acre (38,000 mÂ²) Costa Mesa Civic Center is located at 77 Fair Drive. 3  Fire protection is provided by the Costa Mesa Fire Department.