Dross is defined as the mass of solid impurities floating on a molten metal.
The dross has no value and it is often referred to as scum.
The dross must be removed so that the molten metal is pure.
Dross is defined as the mass of solid impurities floating on a molten metal.
The dross has no value and it is often referred to as scum.
The dross must be removed so that the molten metal is pure.