Part 6 in a Series that began after Earth Day (1 Fossil Fuels and a Walk on the Moon, 2 Drill Baby Drill or Drill Baby Oops, 3 The Magnitude, 4 One Month After, 5 Like Chernobyl?) Last month I wrote on Popoular Logistics “BP and the government say … 5,000 barrels per day is [...]
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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).
In Morse, the letter "K" is represent as Dash - Dot -- Dash.
The ICS also has a subset, the Medical Signal Code, which uses three-character phrases to communicate brief medical messages.