File this one under: Yet another depressing study about the potential dangers we are exposed to on a daily basis.
In an experiment, lactating rats were fed butyl benzyl phthalate (BBP), a widely used chemical used in pipes, vinyl floor tiles, and carpet backing. Their rat babies ingested the BBP via breast milk. Researchers then discovered that the chemical induced changes to the baby female rats' mammary tissue.
Read the full story on PhysOrg.com: "Household chemical may affect breast development."