Footprint (book)

So, does the footprint also vanish?
Does it leave no trace?
Residue is left from the reaction of zinc and iron perchloride.
We have tried to recover this residue in order to recast the footprint yet again.
This was possible thanks to the collaboration with Virgili Barberà
Book "Footprint"
50 x 50 cm
video "Footprint"
duration 6' 46"