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Originally Posted by phatch  Yup, you have all resolved it. My visits throughout Africa, UK, etc. have all light switches down for on, whereas in the USA, the opposite applies. Wait until you try and sort out which plugs fits for what country's electrical outlet. That's fun. |
Since electricity was discovered and the light-bulb invented in North America, ours it the "right way" and the rest of you are backward
Generally with valves, open is toward the direction of flow. Similarly, as Gord stated open or on is toward the load. Lights are generally on the ceiling, so up for on