: In recent decades daily expansion of industrial activities on one hand and disobeying theenvironmental rules ontheother hand, was cause noticeable release of organic pollutant into environment, especially the aquatic environments. These happen through different ways like inappropriate removal and disposal of wastewaters, industrial wastes, pollutant emission by power plants, and pollutant leakage from underground tanks and gas stations, oil tankers and etc. Presence of these contaminants in natural environment causes environmental destruction and spreading diseases, thereby removing these types of contaminants is crucial. Oil contaminant removal procedures can be justify; MARGIN: 0cm 0cm 0pt; unicode-bidi: embed; DIRECTION: ltr" Keywords: organic pollutants, oil adsorbents, Polyurethane, open-cell foam, semi-close foam, activated carbon,Cloisite20A nanoclay, composite, nanocamposite
