As noted on this website, (click here ) On Dec. 22, 2008, a billion gallons of sludge covered 300 acres, and spilled into the Clinch River and the Tennessee River when the retention pond burst at the Tennessee Valley Authority’s Kingston Steam Plant. That’s 1,000,000,000 gallons of toxic soup containing Arsenic, Lead, Mercury, Selenium and [...]
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The same messages can be communicated by signalling the letter "K" in Morse code via signal lamp. (While a proper signal lamp may be ideal, a flashlight, probably best employing red LEDs, will certainly fit the bill).
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