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Switzerland, Daily life, Environment
Nanosilver in textiles – friend or foe?
Nanosilver in textiles – friend or foe?
Silver has been used as biocide for medical purposes since the 1930s. Today nanometric size silver particles are used to prevent unpleasant odour caused by bacteria in sport shirts or socks .
Niklaus Ledergerber: "Reviving Strickbau wood log houses"
Niklaus Ledergerber: "Reviving Strickbau wood log houses"
Niklaus Ledergerber, president of the cultural heritage preservation commission of the Swiss canton of Appenzell, is an expert in local building history. He tells youris.