piso encementado bruto. Usado en <a href="//commons.wikimedia.org/wiki/File:Gliese_436_c.jpg" class="image"><img alt="Gliese 436 c.jpg" src="https://upload.wikimedia.org/wikipedia/commons/thumb/2/26/Gliese_436_c.jpg/50px-Gliese_436_c.jpg" decoding="async" width="50" height="30" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/2/26/Gliese_436_c.jpg/75px-Gliese_436_c.jpg 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/2/26/Gliese_436_c.jpg/100px-Gliese_436_c.jpg 2x" data-file-width="825" data-file-height="500"></a>
<a href="//commons.wikimedia.org/wiki/User:Comu_nacho" title="User:Comu nacho">Ignacio González Tapia</a>
Producción propia. self-made