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German Unity Day – we celebrate with us!

Photo: View over the rooftops of Berlin. The Day of German Unity on 3 October is a public holiday since 1990, the Federal Republic of Germany, as has been accomplished on this day the German reunification. The German National Day is also the anniversary of the founding of the five new federal states. Originally, the …

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Drain and unload full speed ahead: metal halide lamps

Photo: The metal halide lamp belongs to the genus of the discharge lamps. We’re spoiled for choice between LEDs, halogen lamps, fluorescent lamps, compact fluorescent lamps (energy saving lamps), induction lamps, sodium lamps and metal halide lamps. This one can ever be too much. Because it is good to know that except for the LED …