Photo de stock - 20 May 2020, Saxony, Heinsdorfergrund: Copper-containing filter inserts for reusable masks are on a table at the automotive supplier C.H. Müller GmbH. The filter also acts as an active virus barrier against the corona virus. Together with Intercept Technology GmbH, a specialist manufacturer of metal particles based in Eisenach, the company has developed the copper-containing filter medium and had the effect tested by test institutes in Germany, Austria and the USA at a cost of around 40,000 euros. In the course of the corona crisis, sales for vehicle construction in particular fell at an above-average rate. Within a short period of time, the company brought new and further developments for use in the health sector onto the market. Photo: Hendrik Schmidt/dpa-Zentralbild/ZB. - Heinsdorfergrund/Saxony/Germany

Photo de stock: 20 May 2020, Saxony, Heinsdorfergrund: Copper-containing filter inserts for reusable masks are on a table at the automotive supplier C.H. Müller GmbH.

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