// Update the list of metals
void updateAllMetals()
{
// this Variable only use is to iterate over a HashSet, we remove from mList directly
var clone = new HashSet <Metal>(mList, mList.Comparer);
foreach (Metal entry in clone)
{
Metal M = entry;
M.UpdateMetal();
// if balance is reached, than there is no need to update the metal afterwards
if (M.EqReached())
{
// So we remove the metal from the list of updates
removeMetal(M);
}
}
}