Red mud spill- Red bycicle

Source of the photo: 
http://www.elpais.com/articulo/internacional/Declarado/estado/emergencia/comarcas/Hungria/escape/quimico/elpepuint/20101005elpepuint_7/Tes
Author of the description: 
GK
Red mud

The very  fine red dust particles remain adhered to all surfaces.