Nanotube in a hand at a laboratory device in a laboratory with laboratory glove, Freiburg, Baden-Wuerttemberg, Germany, Europe

baden wurttemberg baden wuerttemberg central europe deserted empty europe german federal republic germany gloves glove hands hand laboratories laboratory apparatuses laboratory apparatus laboratory device laboratory equipments laboratory equipment laboratory gloves laboratory glove laboratory lab middle europe nobody no one no people protection protective clothes protective clothing protective wear southern germany south germany uninhabited