We’ve updated this piece to clarify and add context to a study finding flame-retardant chemicals in some black plastic ... which has a thin, silicone-coated blade, though its edge is not ...

But those big black solar panels may be due for a makeover ... The company prints solar cells onto a plastic sheet, using methods not too different from those used to print newspapers.

Black-colored plastic used in children’s toys, takeout containers, kitchen utensils and grocery meat and produce trays may contain alarming levels of toxic flame retardants that may be leaching ...