Where i work we need to remove all the metal from the ashes. Because they need to pass-through a grinder and metal would damage it. The only real identication is from the litle fireproof stone with a number, and our internal log keeping which we do a lot of.
Where i work we need to remove all the metal from the ashes. Because they need to pass-through a grinder and metal would damage it. The only real identication is from the litle fireproof stone with a number, and our internal log keeping which we do a lot of.