Oysters that have been subjected to pollution can transmit typhoid and dysentery, for starters.

For the 1,400 residents of Kennedy Heights and the many people who have taken up their cause, the Federal court case unfolding here should be a national landmark in the drive for "environmental justice," a legal strategy based on claims that racial minorities are disproportionately subjected to pollution hazards.

NATIONAL 24-42 Pollution Suit That Charges Racial Bias Bogs Down A Federal lawsuit based on claims that racial minorities are disproportionately subjected to pollution hazards is in limbo, with racial tensions overshadowing questions of medicine and science.