Comparative adsorption capacities of various adsorbents for oil adsorption.
| Absorbent | Type of oil | Adsorption capacity (g g−1) | References |
|---|---|---|---|
| Modified jute fiber via the sol–gel method | Crude oil | 7.41 | 18 |
| Diesel oil | 10.29 | ||
| Lubrication oil | 8.48 | ||
| Mesoporous silica aerogel | Petrol oil | 19.1 | 20 |
| Diesel oil | 18.6 | ||
| The elastic cellulose-based aerogels | Crude oil | 77.08 | 21 |
| Diesel oil | 91.82 | ||
| Lubrication oil | 79.79 | ||
| Cotton modified using P-SiO2 nanoparticles | Diesel oil | 20 | 22 |
| Kapok modified using P-SiO2 nanoparticles | Diesel oil | 23 | |
| Polyurethane sponge coated poly-TiO2 | Diesel oil | 18 | 23 |
| Pump oil | 20 | ||
| Treated bark | Diesel oil | 2 | 24 |
| Cotton fiber modified via the sol–gel method | Diesel oil | 25.61 | This study |
| Lubrication oil | 44.24 | ||
| Crude oil | 57.01 |