In an instant, the land that produced peaches, plums and vegetables was inundated with an acid sludge, heavy with cadmium, lead and arsenic.
2.
Cambridge allowed the transit authority to store equipment and some contaminated soil, called " acid sludge, " on the playing field, according to Robert Healy, Cambridge city manager, who was deputy city manager and acting director of public health at the time of the project.
3.
25 . Physico-chemical studies on wet process phosphoric acid sludges and suggested method for recycling I . Characterization of sludges M . M . Emara, A . K . Ismail, E . A . Abdallal and M . E Khadr 2nd International Conference on Pure, Applied and environmental Chemistry; Chem.
4.
26 . Physico-chemical studies on wet process phosphoric acid sludges and suggested method for recycling II . Recovery of P2O5 M . M . Emara, A . K . Ismail, E . A . Abdallal and M . E Khadr Arab Fertilizer Association ( AFA ) 13th International Technical Conference on Fertilizer Industry Technology , Tunis 27 30 June 2000.
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