Suchergebnisse: "Lumen"
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00:56
Taschenlampen und ihre Helligkeit im Vergleich
Eingetragen 64 Aufrufe / 0 Likeshttps://youtu.be/qmQ6QwG1b0QI spend a LOT of time trying to make my videos as concise, polished and useful as possible for you - if you would like to support me on that mission then consider subscribing to the channel - you\'d make my day ????Twitter - Fo