Wer kennt das nicht: Auf der Waschmittelpackung sind unterschiedliche Dosierungen für die verschiedenen Wasserhärten angegeben. Doch was ist eigentlich Wasserhärte? Was unterscheidet „hartes von weichem Wasser“? Wie hart ist mein Trinkwasser? Und was muss ich bei hartem Wasser beachten? Dieser Erklärfilm gibt Antworten. Transkript: alugha
What is nitrogen, what is reactive nitrogen? Why is too much of it a problem for humans and the environment? And what can we do about it? Our video provides answers. More information on reactive nitrogen on the UBA website at https://www.umweltbundesamt.de/themen/luft/wirkungen-von-luftschadstoffe
Drinking water is our most important aliment. And as with other foods, packaging, shelf life and temperature play an important role. This explainer video describes what influence the drinking water installation has on the quality of our tap water and what homeowners and consumers should pay attent
In the atmosphere, at an altitude of about 20 to 30 kilometers, the ozone layer protects us from carcinogenic UV rays. But on earth, on the ground, ozone is a problem. Here, the colorless and toxic gas harms people and the environment. More about ozone: http://www.umweltbundesamt.de/ozon Transla
