PbCO3

Lead carbonate (PbCO3) is an inorganic ceramic compound that occurs naturally as the mineral cerussite and is also produced synthetically for industrial applications. Historically significant in paints, coatings, and pigments, it has largely been phased out of consumer products due to lead toxicity concerns, though it remains relevant in specialized industrial contexts including radiation shielding, battery manufacturing, and certain glass formulations where its high density and chemical stability are advantageous. Engineers typically encounter PbCO3 in legacy systems or niche applications where lead-based ceramics provide performance benefits that alternative materials cannot match cost-effectively, though regulatory restrictions in many regions increasingly limit its use.