Lead white has been the primary white pigment in Western painting for over 2,500 years — used by ancient Greeks, Romans, and continuously through the 20th century. Its extraordinary optical qualities (warm, slightly transparent, beautiful paint handling) made it irreplaceable until titanium white arrived in 1921. The Old Masters' luminous whites — in Vermeer's pearl earring, Rembrandt's illuminated faces — are lead white.

Warm, luminous, and historically loaded. Lead white is white with depth — it has a slight warmth and translucency that titanium white lacks. Painters who have used both describe lead white as "alive" compared to titanium's slight deadness. It carries the full weight of Western painting history — every great work of the tradition was painted with it. Its toxicity creates a tragic dimension: the material that produced the greatest achievements in Western painting was slowly poisoning the painters who used it.

The history of lead white toxicity spans millennia — ancient physicians knew it was dangerous, yet artists continued using it for 2,500 years because no alternative matched its qualities. Lead poisoning of painters — Caravaggio, perhaps Goya, and many unknown artists — was an occupational hazard accepted as the cost of beauty. The gradual banning of lead white in the 20th century represents one of the first major intersections of art materials and public health policy. The ongoing debate among oil painters about whether lead white's optical qualities justify its toxicity continues today.