鉛 - lead

pencil

lead (Pb)

zinc (Zn)

graphite

smithsonite; zinc spar; szaskaite; calamine; dry-bone ore

photoengraving

zinc white; zinc oxide; flowers of zinc

dezincification; dezincing

zinc etching

regular unleaded (petrol, gasoline)

vertical circle

lead tree (lead or zinc in a solution of acetate of lead)