Rice husk and activated carbon for waste water treatment of El-Mex Bay, Alexandria Coast, Egypt

Activated carbon and rice husk were successfully applied for the removal of Fe(III) and Mn(II) ions from El-Umum drain water, Alexandria coast, Egypt. Langmuir and Freundlich adsorption isotherms are applied to give fruitful results. The rice husk was the best, as controlled from Xm and KF values.