Government lawyers have moved to block Exide Technologies Inc. from abandoning miscellaneous assets, arguing that the troubled battery maker can't walk away from its duty to clean up contaminated sites, Dow Jones Daily Bankruptcy Review reported today. The U.S. Environmental Protection Agency invoked laws protecting public health and safety to argue against a blanket court order authorizing Exide to scrap "de minimis" assets it no longer needs or sell them without all the formalities of a bankruptcy sale.