One of Manzoni's friends, Agostino Bonalumi, claimed that the tins are full not of faeces but plaster. The cans are steel, and thus cannot be x-rayed or scanned to determine the contents, and opening a can would cause it to lose its value; thus, the true contents of Artist's Shit are unknown.
One of Manzoni's friends, Agostino Bonalumi, claimed that the tins are filled not with feces but plaster. The cans are steel, and thus cannot be x-rayed or scanned to determine their contents, and opening a can would diminish its value; therefore, the true nature of Artist's Shit remains unknown.