Memory Technical materialsVersion en ligne Do you know what properties these materials have? And do you know what they are made of? No? Well, click on this memory and you will learn a lot of things about the materials! par Carla Rodríguez Martínez Transparency Door Glass Pan Wall Translucency Window Thermal conductivity Electrical conductivity Acoustic conductivity Opacity Wire Tree Wood Oil Milk Plastic Paper Mines Sheep Sweater Cow Electrical wires Pencil