Except natural lead, we also have gold, black and white leads which are produced with color coating.

This leads the researchers to suspect that a white dwarf star strayed too close to the intermediate-mass black hole and was ripped apart by tidal forces.

It is smaller than I'd imagined, a huddle of neat, white-walled buildings arranged around a tall prayer-hall, which an unsmiling young woman, with the obligatory red robe and crew cut, leads me to.