Word: zn
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...McDonald drifted around Chicago looking for something to put his money in. In 1920 he heard one of KDKA's broadcasts, liked it, and when he discovered two young men with a passion for building radio sets, he put them under a ten-year contract. Their station letters, ZN, were the inspiration of the company's name...
Strontium Sr 87.63 Calcium Ca 40.07 Vanadium Va 51.0 Magnesium Mg 24.32 Rubidium Rb 85.45 Potassium K 39.10 Zinc Zn 65.37 Sodium...
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