All of the attention to the Flint tragedy should result first and foremost in justice and concrete aid for Flint, but it should also serve as a wake-up call that America has unfinished business with lead.

If you are outraged by the lead poisoning of children in Flint, Michigan, take a look at what’s happening just 250 miles to the east, near Toronto, where a Canadian company continues to produce lead compounds and distribute them worldwide for use in paints and plastics.