Explanatory notes
… hydrocarbonate) oxidised by heating in air produces first unmelted lead oxide or massicot, in the form of a pale … industry (manufacture of lead and crystal glass), in the enamel industry, and in the manufacture of matches, colours, … minium) (approximate formula Pb 3 O 4 ). Obtained from unmelted lead monoxide (massicot). A toxic, orange‑red …