Foto de stock - PRODUCTION - 23 November 2023, Saxony-Anhalt, Dessau-Roßlau: Building contractor Kay Frömmigen from Dessau-Roßlau stands on his company premises. The construction company Koba is a partner in the research project with the acronym ""GOLEHM5-Prototyp-Wellerlehmbau"", which is experimentally investigating the thermal drying acceleration of Wellerlehm wall modules. Photo: Hendrik Schmidt/dpa. - Dessau-Roßlau/Saxony-Anhalt/Germany

Imagen: PRODUCTION - 23 November 2023, Saxony-Anhalt, Dessau-Roßlau: Building contractor Kay Frömmigen from Dessau-Roßlau stands on his company premises.

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