Standard buffer solutions for pH-meter calibration. pH-meters measure the voltage. developed between two electrodes. immersed in the sample and. compare that value to a calibration. derived from the same electrode. pair and known standards.
Collinsville, Illinois. Built in 1949 in this former catsup company town, the World's Largest Catsup Bottle celebrated its 65th anniversary in 2014. It's the water tower at the old Brooks Catsup Plant and headquarters.
2011, Record breaking Blue cat: Biggest catfish ever caught in America. On Saturday night Fathers day weekend a North Carolina man, Nick Anderson, a high school football coach from Geenville NC, caught a new world record blue cat in the John H. Kerr-Buggs Island Lake near Clarksville Va. (certification still pending) The fish weighed in at 143 pounds, 13 pounds over the previous record.